Search results for "Physics"

Search Past Papers

Found 50 results

Physics

Edexcel2024

100 200 300 400 500 600 Time / s (i) Calculate the acceleration of the train as it accelerates to a speed of 360 km hour–1. (3) ................................................................................................................................................................................................................................................... ................................................................................................................................................................................................................................................... ................................................................................................................................................................................................................................................... ................................................................................................................................................................................................................................................... ................................................................................................................................................................................................................................................... Acceleration of train = ....................................................... *P74468A02024* 

Question

Physics

Edexcel2024

Over one hundred years ago, Rutherford supervised a series of experiments using a source of alpha particles and thin gold foil. (a) Describe the model of the atom that Rutherford proposed as a result of this series of experiments. (3) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. (b) The initial kinetic energy of an alpha (4α) particle is 7.3 × 10−13 J.

Question

Physics

Edexcel2024

A student is investigating circuits that include a filament bulb. The filament bulb is labelled ‘1.5 V, 0.50 W’. (a) Show that the resistance of the filament bulb when operating normally is about 5 Ω. (2) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. * (b) The student wishes to control the brightness of the filament bulb using a potentiometer. The student connects the circuit shown. The total resistance of the potentiometer is very much larger than the resistance of the filament bulb.

Question

Physics

Edexcel2024

A teacher demonstrates the electric field produced between two parallel metal plates. The plates are connected to a variable power supply, as shown. The power supply has a very large internal resistance and includes a voltmeter that indicates its output. parallel plates V (a) (i) Add to the diagram to show the electric field between the two plates. (3) (ii) Explain why the reading on the voltmeter indicates the e.m.f. of the power supply. (2) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. *P74468A01224* 

Question

Physics

Edexcel2024

The decay of a positive muon produced a positron, an electron neutrino and a muon antineutrino. The diagram shows the tracks formed in a particle detector. muon positron (a) A muon belongs to a family of particles called leptons. State two features that all particles in the lepton family have in common. (2) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. (b) Write a nuclear equation for the decay of the muon (μ) described above. (2) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. *P74468A01024* 

Question

Physics

Edexcel2024

PMT

Question

Physics

Edexcel2024

A film involves a gang of bank robbers making a getaway on a bus loaded with gold bars. The bus spins out of control and ends up balancing on the edge of a cliff, as shown. (Source: © maforche/Shutterstock) (a) State what is meant by the moment of a force about a point. (1) .................................................................................................................................................................................................................................................. .................................................................................................................................................................................................................................................. (b) The bus is balanced on a pivot that is a distance y from the centre of the bus. The centre of mass of the gold is 1.5 m from one end of the bus. The centre of mass of the bank robbers is 1.0 m from the other end of the bus, as shown.

Question

Physics

Edexcel2024

A square coil has sides of length l and carries a current I, as shown. The plane of the coil is parallel to a magnetic field of flux density B. Q R magnet magnet coil P S North I South Which row of the table gives the magnetic force on the named side of the coil? Named side Magnetic force A PQ BIl to the left B QR BIl to the right C RS BIl upwards D SP BIl downwards (Total for Question 6 = 1 mark)

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:4)(cid:44) GM gravitational potential ϕ = – r GMm gravitational potential energy E = – P r Nm pressure of an ideal gas p = 1 〈c2〉

Question

Physics

CAIE2024

V simple harmonic motion a = – ω 2x velocity of particle in s.h.m. v = v cos ωt

Question

Physics

CAIE2024

v = ! ω (x 2-x2)

Question

Physics

CAIE2024

Q electric potential V = 4rf r

Question

Physics

CAIE2024

Qq electrical potential energy E = P 4rf r

Question

Physics

CAIE2024

Question

Physics

CAIE2024

1 1 capacitors in series = + + ... C C C

Question

Physics

CAIE2024

2 capacitors in parallel C = C + C + ...

Question

Physics

CAIE2024

2 t discharge of a capacitor x = x e- RC

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:5)(cid:44)

Question

Physics

CAIE2024

(a) State Newton’s law of gravitation. ................................................................................................................................................... ................................................................................................................................................... ............................................................................................................................................. [2] (b) A planet may be considered as a uniform sphere. A satellite is in circular orbit of period T around the planet at a height h above the surface. The height of the orbit can be adjusted by use of the satellite’s rocket engines.

Question

Physics

CAIE2024

Fig. 1.1 shows the variation with h of T 3 . 1600 1200

Question

Physics

CAIE2024

2 T /s

Question

Physics

CAIE2024

3 800 400

Question

Physics

CAIE2024

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:6)(cid:44) (ii) Use Newton’s law of gravitation to show that h and T are related by GA (h + B)3 = T 2 4π2 where G is the gravitational constant and A and B are constants that depend on the properties of the planet. [3] (iii) Use the gradient and intercept of the line in Fig. 1.1 to determine values for A and B. Give units with your answers. A = ....................................... unit .................. B = ....................................... unit .................. [5] [Total: 12] © UCLES 2024 (cid:300) (cid:300) (cid:207) (cid:223) (cid:266) (cid:285) (cid:190) (cid:252) (cid:288) (cid:216) (cid:180) (cid:300) (cid:237) (cid:240) (cid:200) (cid:260) (cid:245) (cid:216) (cid:207) (cid:247) (cid:298) (cid:246) (cid:197) (cid:220) (cid:266) (cid:259) (cid:221) (cid:195) (cid:250) (cid:288) (cid:184) (cid:210) (cid:256) (cid:300) (cid:215) (cid:258) 9702/41/O/N/24 [Turn over (cid:293)(cid:181)(cid:197)(cid:277)(cid:245)(cid:245)(cid:293)(cid:277)(cid:277)(cid:245)(cid:245)(cid:261)(cid:197)(cid:181)(cid:197)(cid:277)(cid:277)(cid:213) NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD PMT * 0000800000006 *

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:7)(cid:44)

Question

Physics

CAIE2024

(a) Define specific heat capacity. ................................................................................................................................................... ................................................................................................................................................... ............................................................................................................................................. [2] (b) Two solid blocks X and Y are made from different metals. The blocks have different initial temperatures. Block Y is initially at room temperature. The blocks are placed in direct thermal contact with each other at time t = 0. Fig. 2.1 shows the variation with t of the temperatures of the two blocks. 100

Question

Physics

CAIE2024

X temperature / °C

Question

Physics

CAIE2024

Question

Physics

CAIE2024

Question

Physics

CAIE2024

Question

Physics

Edexcel2024

2 Which of the following is the new force on S ?

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:8)(cid:44) (i) State three conclusions that may be drawn from Fig. 2.1. The conclusions may be qualitative or quantitative.

Question

Physics

CAIE2024

........................................................................................................................................ ...........................................................................................................................................

Question

Physics

CAIE2024

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:44)

Question

Physics

CAIE2024

(a) (i) State what is meant by the Avogadro constant. ........................................................................................................................................... ........................................................................................................................................... ..................................................................................................................................... [1] (ii) State the relationship between the Avogadro constant N , the molar gas constant R and A the Boltzmann constant k. [1] (b) Two samples X and Y of ideal gases are both at thermodynamic temperature T. Sample X has volume V and consists of N molecules, each of mass m. Sample Y has volume 2V and consists of 2N molecules, each of mass 2m. (i) Complete Table 3.1 by giving expressions, in terms of some or all of N, m, T, V and the constants in (a)(ii), for the quantities indicated. Table 3.1 sample X sample Y pressure amount of substance mean-square speed of molecules internal energy [4] (cid:300)(cid:209)(cid:266)(cid:190)(cid:288)(cid:180)(cid:237)(cid:200)(cid:245)(cid:207)(cid:298)(cid:197)(cid:266)(cid:222)(cid:250)(cid:181)(cid:256)(cid:215) © UCLES 2024 (cid:300)(cid:223)(cid:285)(cid:250)(cid:211)(cid:286)(cid:298)(cid:239)(cid:206)(cid:268)(cid:241)(cid:287)(cid:277)(cid:287)(cid:251)(cid:298)(cid:276)(cid:258) 9702/41/O/N/24 (cid:293)(cid:213)(cid:197)(cid:213)(cid:245)(cid:181)(cid:261)(cid:245)(cid:229)(cid:197)(cid:245)(cid:261)(cid:197)(cid:213)(cid:229)(cid:277)(cid:197)(cid:213) NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD PMT * 0000800000009 *

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:10)(cid:44) (ii) The temperature of sample X is now varied. On Fig. 3.1, sketch the variation with thermodynamic temperature of the root-mean- square (r.m.s.) speed of the molecules of the gas. r.m.s. speed

Question

Physics

CAIE2024

Question

Physics

CAIE2024

thermodynamic temperature Fig. 3.1 [2] [Total: 8] © UCLES 2024 (cid:300) (cid:300) (cid:211) (cid:223) (cid:266) (cid:286) (cid:190) (cid:249) (cid:288) (cid:219) (cid:180) (cid:300) (cid:237) (cid:294) (cid:200) (cid:255) (cid:245) (cid:235) (cid:207) (cid:238) (cid:298) (cid:256) (cid:197) (cid:234) (cid:266) (cid:193) (cid:222) (cid:279) (cid:252) (cid:223) (cid:181) (cid:298) (cid:256) (cid:292) (cid:215) (cid:258) 9702/41/O/N/24 [Turn over (cid:293)(cid:213)(cid:181)(cid:277)(cid:181)(cid:213)(cid:293)(cid:277)(cid:181)(cid:181)(cid:229)(cid:261)(cid:197)(cid:181)(cid:197)(cid:213)(cid:213)(cid:213) NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD PMT * 0000800000010 *

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:2)(cid:1)(cid:44)

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:2)(cid:5)(cid:44)

Question

Physics

CAIE2024

v / cm s–1

Question

Physics

CAIE2024

Question

Physics

CAIE2024

Question

Physics

CAIE2024

2 4 6 8 10 12 h / cm –5 –10 Fig. 4.2 (cid:300)(cid:209)(cid:266)(cid:190)(cid:288)(cid:180)(cid:237)(cid:200)(cid:245)(cid:207)(cid:298)(cid:197)(cid:266)(cid:223)(cid:250)(cid:183)(cid:254)(cid:215) © UCLES 2024 (cid:300)(cid:223)(cid:288)(cid:250)(cid:218)(cid:288)(cid:290)(cid:297)(cid:212)(cid:259)(cid:250)(cid:197)(cid:249)(cid:285)(cid:271)(cid:210)(cid:300)(cid:258) 9702/41/O/N/24 (cid:293)(cid:261)(cid:229)(cid:277)(cid:245)(cid:181)(cid:229)(cid:245)(cid:261)(cid:245)(cid:245)(cid:197)(cid:197)(cid:245)(cid:229)(cid:277)(cid:245)(cid:213) NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD NIGRAM SIHT NI ETIRW TON OD PMT * 0000800000011 *

Question

Physics

CAIE2024

(cid:44)(cid:1)(cid:1)(cid:1)(cid:1)(cid:9)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:1)(cid:2)(cid:2)(cid:44) (i) Determine the amplitude, in cm, of the oscillations. amplitude = ....................................................cm [1] (ii) Show that the angular frequency of the oscillations is 3.2 rad s–1. [2] (iii) Calculate the period T of the oscillations. T = .......................................................s [2] (iv) On Fig. 4.3, sketch the variation of h with time t from t = 0 to t = 6.0 s.

Question

Physics

CAIE2024

0 h / cm

Question

Physics

CAIE2024

Question

Physics

CAIE2024

Question

Physics

CAIE2024

Question