This document contains May 2022 OCR A Level Physics B (Advancing Physics) H557/01

Fundamentals of Physics Question Paper. 

SECTION A

You should spend a maximum of 40 minutes on this section.

Write your answer for each question in the box provided.

Answer all the questions.

1 In an experiment to determine the focal length of a converging lens, a student sets up the

apparatus shown in the diagram and observes a clear image on the screen.

 What is the largest value of the focal length of the lens from the results?

filament lamp lens

0.325 ± 0.003 m 0.203 ± 0.005 m

screen

 A 0.123 m

 B 0.125 m

 C 0.127 m

 D 0.129 m

Your answer [1]

2 A light sensitive microchip in a camera has 3.2 × 109 pixels. Each pixel records intensity level

with 12 bits.

How much information can be stored per image?

 A 4096 Mbits

 B 4.8 Gbytes

 C 3.84 Gbytes

 D 13100 Gbits

Your answer [1]

3

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3 The diagram shows how the wavefronts and rays leave a converging lens.

The focal length of the lens is f and the distance between the object that produced the waves and

the lens is d.

 Which statement is correct?

 A d is less than f.

 B d is equal to f.

 C d is equal to 2f.

 D d is far greater than f.

Your answer [1]

4 The variation of a signal without noise is 140 mV. The maximum number of useful bits to sample

the same signal with noise is 3.

What is the noise variation in the signal?

 A 18 mV

 B 20 mV

 C 47 mV

 D 70 mV

Your answer [1]

4

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5 A student is asked to construct a circuit to investigate the electrical characteristics of a resistor R.

Which is the correct circuit?

V

A

A

R

A

V

R

R

V A

B

R

A V

C D

Your answer [1]

5

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6 A block of mass m is dragged from point A to B against a constant frictional force F. What is the

total work done in moving the block from A to B? The gravitational field strength is g.

d

B

A θ

 A d( mg

sinθ + F cosθ)

 B d(mg tanθ +

F

cosθ

)

 C d( mg

tanθ

 +

F

sinθ)

 D d tanθ (mg + F)

Your answer [1]

7 A sound signal with a highest frequency component of 8 kHz is digitised. The signal to noise ratio

of the recording is 103.

Which row in the table below gives the correct number of bits per sample and the minimum

number of samples per second needed to accurately reproduce the signal?

Row Bits sample–1 Minimum number of samples s–1

A 10 8 × 103

B 10 1.6 × 104

C 103 8 × 103

D 103 1.6 × 104

Your answer