Theory

CH6 - WAVES AND SOUNDS

Some plane waves travel on the surface of water in a tank. They pass from a region of deep water into a region of shallow water. Fig. 6.1 shows what t...

2010 Summer

1

Theory

CH6 - WAVES AND SOUNDS

During a thunderstorm, thunder and lightning are produced at the same time.(a) A person is some distance away from the storm.Explain why the person se...

2010 Summer

1

Theory

CH6 - WAVES AND SOUNDS

(a) Fig. 6.1 shows the position of layers of air, at one moment, as a sound wave of constant frequency passes through the air. Compressions are labell...

2011 Winter

2

Theory

CH6 - WAVES AND SOUNDS

The diagrams show water waves that move more slowly after passing into shallow water at the broken line.Which diagram shows what happens to the waves?...

2009 Summer

2

Theory

CH6 - WAVES AND SOUNDS

The diagrams show examples of wave motion.[Image_1: ripple tank - waves on water][Image_2: drum - waves in air][Image_3: waves on a rope][Image_4: wav...

2009 Summer

2

Theory

CH6 - WAVES AND SOUNDS

Which group contains only transverse waves?A infra-red waves, light waves, sound wavesB infra-red waves, light waves, ultra-violet wavesC infra-red wa...

2010 Winter

3

Theory

CH6 - WAVES AND SOUNDS

Water waves in a tank pass over a thin plastic block as shown. What happens to the waves as they reach the plastic block?A They are diffracted because...

2010 Winter

3

Theory

CH6 - WAVES AND SOUNDS

Radio waves are received at a house at the bottom of a hill.The waves reach the house because the hill has caused them to beA) diffracted.B) radiated....

2011 Winter

2

Theory

CH6 - WAVES AND SOUNDS

The diagrams represent the waves produced by four sources of sound. The scales are the same for all the diagrams.Which sound has the highest frequency...

2012 Summer

2

Theory

CH6 - WAVES AND SOUNDS

Which of these waves is longitudinal? A. infra-red B. radio C. sound D. water

2011 Winter

3

MCQ

CH1 - MEASUREMENTS AND UNITS

What is the most accurate and precise method to measure the thickness of a coin?

2017 Summer

1

MCQ

CH2 - FORCES AND MOTION

On Earth, a ball is dropped and falls 2.0 m in a vacuum.The acceleration of the ball at 1.0 m is 10 m/s².What is the acceleration of the ball at 0.5 ...

2017 Summer

MCQ

CH2 - FORCES AND MOTION

A skydiver reaches terminal velocity. Then he opens his parachute.What happens to the skydiver as the parachute opens?

2017 Summer

MCQ

CH2 - FORCES AND MOTION

A piece of steel is taken from the Earth to the Moon for an experiment. The gravitational field strength on the Moon is smaller than on the Earth.Whic...

2017 Summer

MCQ

CH1 - MEASUREMENTS AND UNITS

A measuring cylinder containing only water is placed on an electronic balance. A small, irregularly shaped stone is now completely immersed in the wat...

2017 Summer

MCQ

CH2 - FORCES AND MOTION

A boat is travelling at a steady speed in a straight line across the surface of a lake. Which statement about the boat is correct?

2017 Summer

MCQ

CH2 - FORCES AND MOTION

A ball of weight 1.2 N drops through the air at terminal velocity.A sudden gust of wind exerts a horizontal force of 0.5 N on the ball from the left.W...

2017 Summer

MCQ

CH3 - FORCES AND PRESSURE

The diagram shows a uniform bridge, 4.0 m long and weighing 10 000 N.The bridge is pivoted at one end. A force at the other end gradually increases un...

2017 Summer

1

MCQ

CH2 - FORCES AND MOTION

A bullet of mass 0.10 kg travels horizontally at a speed of 600 m/s. It strikes a stationary wooden block of mass 1.90 kg resting on a frictionless, h...

2017 Summer

MCQ

CH4 - FORCES AND ENERGY

A box of mass $m$ slides down a slope of length $l$ and vertical height $d$ against a frictional force $F$.As the box slides down the slope, it loses ...

2017 Summer