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

Theory

CH1 - PHYSICAL QUANTITIES & UNITS

(a) State what is meant by a $\text{scalar}$ quantity and by a $\text{vector}$ quantity. [2] (b) Complete Fig. 1.1 to indicate whether each of t...

2018 Summer

Theory

CH3 - KINEMATICS

(a) State what is meant by the mass of a body. [1] (b) Two blocks travel directly towards each other along a horizontal, frictionless surface. T...

2018 Summer

Theory

CH14 - WAVES

(a) For a progressive wave, state what is meant by (i) the period,   [1] (ii) the wavelength.   [1] (b) Fig. 4.1 shows the vari...

2018 Summer

Theory

CH14 - WAVES

(a) When monochromatic light is incident normally on a diffraction grating, the emergent light waves have been diffracted and are coherent. Explain w...

2018 Summer

Theory

CH19 - CURRENT OF ELECTRICITY

(a) Define the volt............................................................................................................... [1](b) A battery of...

2018 Summer

Theory

CH17 - ELECTRIC FIELDS

A $\beta^{-}$ particle from a radioactive source is travelling in a vacuum with kinetic energy 460 eV. The particle enters a uniform electric field at...

2018 Summer

Theory

CH1 - PHYSICAL QUANTITIES & UNITS

(a) Define force. .....................................................................................................................[1] (b) State...

2018 Summer

Theory

CH3 - KINEMATICS

(a) State the principle of conservation of momentum. [2] (b) A stationary firework explodes into three different fragments that move in a horizontal ...

2018 Summer

Theory

CH3 - KINEMATICS

A child on a sledge slides down a steep hill and then travels in a straight line up an ice-covered slope, as illustrated in Fig. 3.1. The sledge pa...

2018 Summer

Theory

CH14 - WAVES

(a) (i) Define the wavelength of a progressive wave.   [1] (ii) State what is meant by an antinode of a stationary wave.   [1] (...

2018 Summer