Cie Cambridge a Levels Physics 9702 W14 Qp 41

Cambridge International Examinations

Cambridge International Advanced Level

* 8 6 2 6 2 9 8 0 4 7 *

9702/41

PHYSICS

Paper 4 A2 Structured Questions

October/November 2014

2 hours

Candidates answer on the Question Paper.

No Additional Materials are required.

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For Examiner’s Use

Answer all questions.

1

Electronic calculators may be used.

You may lose marks if you do not show your working or if you do not use

appropriate units.

At the end of the examination, fasten all your work securely together.

The number of marks is given in brackets [ ] at the end of each question or

part question.

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This document consists of 25 printed pages and 3 blank pages.

DC (NF/SW) 77820/2

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Data

c = 3.00 × 10 8 m s –1

speed of light in free space,

permeability of free space,

μ0 = 4π × 10 –7 H m–1

permittivity of free space,

ε0 = 8.85 × 10 –12 F m–1

(

1

= 8.99 × 10 9 m F–1 )

4πε0

elementary charge,

e = 1.60 × 10 –19 C

the Planck constant,

h = 6.63 × 10 –34 J s

unified atomic mass constant,

u = 1.66 × 10 –27 kg

rest mass of electron,

me = 9.11 × 10 –31 kg

rest mass of proton,

mp = 1.67 × 10 –27 kg

molar gas constant,

R = 8.31 J K –1 mol –1

the Avogadro constant,

NA = 6.02 × 10 23 mol –1

the Boltzmann constant,

k = 1.38 × 10 –23 J K–1

gravitational constant,

G = 6.67 × 10 –11 N m 2 kg –2

acceleration of free fall,

g = 9.81 m s –2

© UCLES 2014

9702/41/O/N/14

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Formulae

uniformly accelerated motion,

s = ut + 1 at 2

2

v 2 = u 2 + 2as

work done on/by a gas,

W=p V

gravitational potential,

φ...