Theory

CH2 - FORCES AND MOTION

Fig. 1.1 shows the speed/time graph for a car travelling along a straight road. The graph shows how the speed of the car changes as the car passes thr...

2010 Summer

3

Theory

CH2 - FORCES AND MOTION

(a) Define acceleration. Explain any symbols in your definition..........................................................................................

2011 Winter

2

Theory

CH2 - FORCES AND MOTION

Two students make the statements about acceleration that are given below.Student A: For a given mass the acceleration of an object is proportional to ...

2010 Summer

3

Theory

CH2 - FORCES AND MOTION

The graph shows how the speed of a car changes with time. Between which two times is the car stationary?A U and VB V and WC W and XD X and Y

2011 Winter

2

Theory

CH2 - FORCES AND MOTION

The graph represents the movement of a body. [Image_1: Graph of speed (m/s) vs time (s)] How far has the body moved after 5s? A 2m B 10m C 25m D...

2009 Summer

2

Theory

CH2 - FORCES AND MOTION

Four athletes run twice around a track. The table shows their times at the end of each lap.Which athlete runs the second lap the fastest?[Table_1]athl...

2010 Winter

2

Theory

CH2 - FORCES AND MOTION

An object of weight $W$ is suspended by two ropes from a beam, as shown in Fig. 1.1.The tensions in the ropes are 50.0 N and 86.6 N, as shown.(a) In t...

2010 Winter

1

Theory

CH2 - FORCES AND MOTION

(a) Complete the table below to identify the physical quantities as scalars or vectors.[Table_1]\begin{array}{|c|c|}\hline \text{physical quantity} & ...

2011 Summer

2

Theory

CH2 - FORCES AND MOTION

A car travels around a circular track at constant speed.(a) Why is it incorrect to describe the circular motion as having constant velocity?.............

2010 Winter

2

Theory

CH2 - FORCES AND MOTION

A car travels 100 km. The highest speed of the car is 90 km/h, and the lowest speed is 30 km/h. The journey takes two hours.What is the average speed ...

2009 Summer

2

MCQ

CH1 - MEASUREMENTS AND UNITS

A length of cotton is measured between two points on a ruler. When the length of cotton is wound closely around a pen, it goes round six times.What is...

2018 Summer

MCQ

CH2 - FORCES AND MOTION

When does an object falling vertically through the air reach terminal velocity?

2018 Summer

MCQ

CH2 - FORCES AND MOTION

A car is moving along a straight, level road, with a constant acceleration. Which graph shows the motion of the car?

2018 Summer

MCQ

CH2 - FORCES AND MOTION

Diagram 1 shows a beam balance. A beaker with a wire loop balances the standard masses.The beaker is then removed and hung from a spring. The spring e...

2018 Summer

MCQ

CH2 - FORCES AND MOTION

An object always has mass but does not always have weight.What must be present and acting on the mass for it to have weight?

2018 Summer

MCQ

CH2 - FORCES AND MOTION

A force acting on a moving ball causes its motion to change. This force stays constant.What makes the force produce a greater change in the motion of ...

2018 Summer

MCQ

CH3 - FORCES AND PRESSURE

A balloon and a mass are attached to a rod that is pivoted at P.The balloon is filled with helium, a gas less dense than air, so that it applies an up...

2018 Summer

MCQ

CH2 - FORCES AND MOTION

A car is moving in a straight line on a level road. Its engine provides a forward force on the car. A second force of equal size acts on the car due t...

2018 Summer

MCQ

CH2 - FORCES AND MOTION

Which expression gives the momentum of an object?

2018 Summer

1

MCQ

CH4 - FORCES AND ENERGY

As energy is transferred into different forms, it eventually becomes dissipated. What does this mean?

2018 Summer