All Questions: AS & A Level Physics - 9702 Paper 1 2015 Summer Zone 3
Theory
MCQ
01.
MCQ 1 Marks
CH1 - PHYSICAL QUANTITIES & UNITS

Which statement includes a correct unit?

02.
MCQ 1 Marks
CH1 - PHYSICAL QUANTITIES & UNITS

What is the joule (J) in SI base units?

03.
MCQ 1 Marks
CH2 - MEASUREMENT TECHNIQUES

The speed of an aeroplane in still air is 200 km h$^{-1}$. The wind blows from the west at a speed of 85.0 km h$^{-1}$.
In which direction must the pilot steer the aeroplane in order to fly due north?

04.
MCQ 1 Marks
CH2 - MEASUREMENT TECHNIQUES

A student is given a reel of wire of diameter less than 0.2 mm and is asked to find the density of the metal.
Which pair of instruments would be most suitable for finding the \textbf{volume} of the wire?

05.
MCQ 1 Marks
CH2 - MEASUREMENT TECHNIQUES

Four different students use a ruler to measure the length of a 15.0 cm pencil. Their measurements are recorded on four different charts.
Which chart shows measurements that are precise but not accurate?

06.
MCQ 1 Marks
CH2 - MEASUREMENT TECHNIQUES

In a simple electrical circuit, the current in a resistor is measured as (2.50 ± 0.05) mA. The resistor is marked as having a value of 4.7Ω ± 2%.
If these values were used to calculate the power dissipated in the resistor, what would be the percentage uncertainty in the value obtained?

07.
MCQ 1 Marks
CH3 - KINEMATICS

A raindrop falls vertically from rest in air. The variation with time of the speed of the raindrop is shown in the graph below.

Which statement about the raindrop is correct? 

08.
MCQ 1 Marks
CH3 - KINEMATICS

The velocity of an electric car changes as shown.

What is the acceleration of the car? 

09.
MCQ 1 Marks
CH3 - KINEMATICS

A body falling in a uniform gravitational field encounters air resistance. The air resistance increases until terminal velocity is reached. Which factor does not affect its terminal velocity?

10.
MCQ 1 Marks
CH4 - DYNAMICS

Which of the following is a statement of the principle of conservation of momentum?

11.
MCQ 1 Marks
CH4 - DYNAMICS

A moving object strikes a stationary object. The collision is inelastic. The objects move off together.

Which row shows the possible values of total momentum and total kinetic energy for the system before and after the collision?

12.
MCQ 1 Marks
CH4 - DYNAMICS

Two balls X and Y are moving towards each other with speeds of 5 ms\(^{-1}\) and 15 ms\(^{-1}\) respectively.

They make a perfectly elastic head-on collision and ball Y moves to the right with a speed of 7 ms\(^{-1}\).

What is the speed and direction of ball X after the collision? 

13.
MCQ 1 Marks
CH4 - DYNAMICS

A wooden block is freely supported on brackets at a height of 4.0 m above the ground, as shown. 

A bullet of mass 5.0 g is shot vertically upwards into the wooden block of mass 95 g. It embeds itself in the block. The impact causes the block to rise above its supporting brackets.

The bullet hits the block with a velocity of 200 m/s. How far above the ground will the block be at the maximum height of its path? 

14.
MCQ 1 Marks
CH5 - FORCES, DENSITY & PRESSURE

Four cuboids with identical length, breadth and height are immersed in water. The cuboids are held at the same depth and in identical orientations by vertical rods, as shown.

Water has density $\rho$.

Cuboid W is made of material of density $4\rho$.

Cuboid X is made of material of density $2\rho$.

Cuboid Y is made of material of density $\rho$.

Cuboid Z is made of material of density $0.5\rho$.

Which statement is correct? 

15.
MCQ 1 Marks
CH5 - FORCES, DENSITY & PRESSURE

An air bubble in a tank of water is rising with constant velocity. The forces acting on the bubble are X, Y and Z as shown.

What describes the three forces? 

16.
MCQ 1 Marks
CH5 - FORCES, DENSITY & PRESSURE

The diagrams represent systems of coplanar forces acting at a point. The lengths of the force vectors represent the magnitudes of the forces.

Which system of forces is in equilibrium?

17.
MCQ 1 Marks
CH6 - WORK, ENERGY & POWER

The gas in an engine does work on a piston of cross-sectional area 80 cm^2. The pressure on the piston has a constant value of $4.6 \times 10^5$ Pa.

How much work is done by the gas on the piston when it moves through a distance of 25 cm? 

18.
MCQ 1 Marks
CH6 - WORK, ENERGY & POWER

A loaded aeroplane has a total mass of $1.2 \times 10^5$ kg while climbing after take-off. It climbs at an angle of $23^\circ$ to the horizontal with a speed of 50 m s$^{-1}$. What is the rate at which it is gaining potential energy at this time?

19.
MCQ 1 Marks
CH6 - WORK, ENERGY & POWER

When a horizontal force $F$ is applied to a frictionless trolley over a distance $s$, the kinetic energy of the trolley changes from 4.0 J to 8.0 J.

If a force of $2F$ is applied to the trolley over a distance of $2s$, what will the original kinetic energy of 4.0 J become?

20.
MCQ 1 Marks
CH5 - FORCES, DENSITY & PRESSURE

When ice melts, it contracts.

Which is correct for ice turning into water?

21.
MCQ 1 Marks
CH5 - FORCES, DENSITY & PRESSURE

A W-shaped tube contains two amounts of mercury, each open to the atmosphere. Air at pressure $P$ is trapped in between them. The diagram shows two vertical distances $x$ and $y$.

Atmospheric pressure is equal to the pressure that would be exerted by a column of mercury of height 760 mm. The pressure $P$ is expressed in this way. Which values of $x$, $y$ and $P$ are possible?

22.
MCQ 1 Marks
CH9 - DEFORMATION OF SOLIDS

A steel bar of circular cross-section is under tension $T$, as shown in

The diameter of the wide portion is double the diameter of the narrow portion.

What is the value of \( \frac{\text{stress in the wide portion}}{\text{stress in the narrow portion}} \)? 

23.
MCQ 1 Marks
CH9 - DEFORMATION OF SOLIDS

The graph shows the non-linear force-extension curve for a wire made from a new composite material.

What could be the value of the strain energy stored in the wire when it is stretched elastically to point P?

24.
MCQ 1 Marks
CH9 - DEFORMATION OF SOLIDS

The diagram shows the stress-strain graph for bone.

What is the Young modulus of bone? 

25.
MCQ 1 Marks
CH1 - PHYSICAL QUANTITIES & UNITS

A cathode-ray oscilloscope (c.r.o.) is used to display the trace from a sound wave. The time-base is set at 5 \mu s \text{ mm}^{-1}.

What is the frequency of the sound wave?

26.
MCQ 1 Marks
CH3 - KINEMATICS

A wave pulse moves along a stretched rope in the direction shown.

Which diagram correctly shows the variation with time $t$ of the displacement $s$ of the particle P in the rope?

27.
MCQ 1 Marks
CH15 - SUPERPOSITION

The table contains statements about stationary and progressive waves.

Which row is correct?

28.
MCQ 1 Marks
CH14 - WAVES

Which electromagnetic wave would cause the most significant diffraction effect for an atomic lattice of spacing around $10^{-10}$ m?

29.
MCQ 1 Marks
CH15 - SUPERPOSITION

Wave generators at points X and Y produce water waves of the same wavelength. At point Z, the waves from X have the same amplitude as the waves from Y. Distances XZ and YZ are as shown.

When the wave generators operate in phase, the amplitude of oscillation at Z is zero.

What could be the wavelength of the waves?

30.
MCQ 1 Marks
CH17 - ELECTRIC FIELDS

A molecule behaves as an electric dipole consisting of two equal point charges, of opposite sign, separated by a fixed distance. The molecule moves with constant horizontal velocity as it enters a vertical uniform electric field, as shown. 


The positive and negative charges of the molecule enter the field at the same time.

Which row describes the velocity of the molecule in the field? 

31.
MCQ 1 Marks
CH17 - ELECTRIC FIELDS

Which diagram best represents the electric field between two point charges of equal magnitude and opposite sign? 

32.
MCQ 1 Marks
CH19 - CURRENT OF ELECTRICITY

A pedal bicycle is fitted with an electric motor. The rider switches on the motor for a time of 3.0 minutes. A constant current of 3.5A in the electric motor is provided from a battery with a terminal voltage of 24V. What is the energy supplied by the battery?

33.
MCQ 1 Marks
CH19 - CURRENT OF ELECTRICITY

The diagram shows a simple circuit.

Which statement is correct?

34.
MCQ 1 Marks
CH19 - CURRENT OF ELECTRICITY

A simple circuit is formed by connecting a resistor of resistance $R$ between the terminals of a battery of electromotive force (e.m.f.) 9.0 V and constant internal resistance $r$.

A charge of 6.0 C flows through the resistor in a time of 2.0 minutes causing it to dissipate 48 J of thermal energy.
What is the internal resistance $r$ of the battery?

35.
MCQ 1 Marks
CH19 - CURRENT OF ELECTRICITY

A source of e.m.f. 9.0 mV has an internal resistance of 6.0 Ω. It is connected across a galvanometer of resistance 30 Ω. What is the current in the galvanometer?

36.
MCQ 1 Marks
CH20 - D.C. CIRCUITS

A box with four terminals P, Q, R, and S contains two identical resistors.
When a battery of electromotive force (e.m.f.) $E$ and negligible internal resistance is connected across PS, a high-resistance voltmeter connected across QR reads $\frac{E}{2}$.
Which diagram shows the correct arrangement of the two resistors inside the box?

37.
MCQ 1 Marks
CH20 - D.C. CIRCUITS

The diagram shows part of a current-carrying circuit. The ammeter has negligible resistance.
What is the reading on the ammeter?

38.
MCQ 1 Marks
CH26 - PARTICLE & NUCLEAR PHYSICS

Nucleus P decays in two stages to produce nucleus Q.
Which decay sequence will result in the highest number of neutrons in nucleus Q?

39.
MCQ 1 Marks
CH26 - PARTICLE & NUCLEAR PHYSICS

A neutral atom has a nucleus given by the symbol $^{133}_{55}\text{Cs}$.
How many protons, neutrons and electrons are in this atom?
[Table_1]

40.
MCQ 1 Marks
CH26 - PARTICLE & NUCLEAR PHYSICS

The nuclear equation for a fission reaction is shown below.

$^{235}_{92}\text{U} + ^1_0\text{n} \rightarrow ^{93}_{X}\text{Rb} + ^{141}_{55}\text{Cs} + Y^1_0\text{n}$

What are the values of X and Y?

[Table_1]