Theory

CH15 - SUPERPOSITION

Two sources $S_1$ and $S_2$ of sound are situated 80 cm apart in air, as shown in Fig. 5.1. The frequency of vibration can be varied. The two sourc...

2009 Summer

MCQ

CH15 - SUPERPOSITION

The diagram shows a standing wave on a string. The standing wave has three nodes $N_1$, $N_2$ and $N_3$. Which statement is correct?

2009 Winter

MCQ

CH15 - SUPERPOSITION

A parallel beam of light of wavelength 450 nm falls normally on a diffraction grating which has 300 lines/mm. What is the total number of transmitted...

2009 Winter

Theory

CH15 - SUPERPOSITION

(a) State what is meant by a progressive wave.   [2] (b) The variation with distance x along a progressive wave of a quantity y, at a parti...

2009 Winter

Theory

CH15 - SUPERPOSITION

A uniform string is held between a fixed point P and a variable-frequency oscillator, as shown in Fig. 5.1. The distance between point P and the os...

2009 Winter

MCQ

CH15 - SUPERPOSITION

Using monochromatic light, interference fringes are produced on a screen placed a distance $D$ from a pair of slits of separation $a$. The separation ...

2010 Summer

MCQ

CH15 - SUPERPOSITION

Diagram 1 shows a ripple tank experiment in which plane waves are diffracted through a narrow slit in a metal sheet. Diagram 2 shows the same tank wi...

2010 Summer

MCQ

CH15 - SUPERPOSITION

The diagram shows a steel wire clamped at one end and tensioned at the other by a weight hung over a pulley. A vibration generator is attached to t...

2010 Summer

MCQ

CH15 - SUPERPOSITION

The diagram shows a steel wire clamped at one end and tensioned at the other by a weight hung over a pulley. A vibration generator is attached to t...

2010 Summer

MCQ

CH15 - SUPERPOSITION

Diagram 1 shows a ripple tank experiment in which plane waves are diffracted through a narrow slit in a metal sheet. Diagram 2 shows the same tank wi...

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which term represents a physical quantity?

2022 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which two units are identical when expressed in terms of SI base units?

2022 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A value for the acceleration of free fall on Earth is given as $(10 \pm 2) \text{ m s}^{-2}$.Which statement is correct?

2022 Summer

MCQ

CH3 - KINEMATICS

Two cables are attached to a bracket and exert forces as shown. What are the magnitudes of the horizontal and vertical components of the resultant ...

2022 Summer

MCQ

CH3 - KINEMATICS

The curved line PQR is the velocity–time graph for a car starting from rest. What is the average acceleration of the car over the first 5 s?

2022 Summer

MCQ

CH3 - KINEMATICS

A ball is thrown horizontally with a speed of 10.0 \text{ ms}^{-1} above horizontal ground. The ball hits the ground after a time of 3.0 s. Air resis...

2022 Summer

MCQ

CH3 - KINEMATICS

An object is moving along the ground in a straight line at a constant speed. Which statement about the resultant force acting on the object is correct...

2022 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

Water flows out of a pipe and hits a wall. When the jet of water hits the wall, it has horizontal velocity $v$ and cross-sectional area $A$. The d...

2022 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

A projectile is launched at an angle above horizontal ground and travels through the air. The projectile reaches its maximum height at position X. ...

2022 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

What is a statement of the principle of conservation of momentum?

2022 Summer