Theory

CH2 - MEASUREMENT TECHNIQUES

(a) State the most appropriate instrument, or instruments, for the measurement of the following. (i) the diameter of a wire of diameter about 1 mm [1...

2009 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

The graph shows two current-voltage calibration curves for a solar cell exposed to different light intensities. At zero voltage, what is the ratio ...

2009 Winter

MCQ

CH2 - MEASUREMENT TECHNIQUES

The diagram shows an oscilloscope screen displaying two signals. Signal X has a frequency of 50 Hz and peak voltage of 12 V. What is the period an...

2009 Winter

Theory

CH2 - MEASUREMENT TECHNIQUES

The volume of fuel in the tank of a car is monitored using a meter as illustrated in Fig. 1.1. The meter has an analogue scale. The meter reading f...

2009 Winter

Theory

CH2 - MEASUREMENT TECHNIQUES

A simple pendulum may be used to determine a value for the acceleration of free fall $g$. Measurements are made of the length $L$ of the pendulum and ...

2009 Winter

MCQ

CH2 - MEASUREMENT TECHNIQUES

A student finds the density of a liquid by measuring its mass and its volume. The following is a summary of his measurements. mass of empty beaker = ...

2010 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

An ion is accelerated by a series of electrodes in a vacuum. A graph of the power supplied to the ion is plotted against time. What is represented by...

2010 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

The diagram shows a square-wave trace on the screen of a cathode-ray oscilloscope. A grid of 1 cm squares covers the screen. The time-base setting is ...

2010 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A student finds the density of a liquid by measuring its mass and its volume. The following is a summary of his measurements. mass of empty beaker = ...

2010 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A micrometer screw gauge is used to measure the diameter of a copper wire. The reading with the wire in position is shown in diagram 1. The wire is r...

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The SI unit for potential difference (the volt) is given, in base units, by

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The product of pressure and volume has the same SI base units as

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

An ion is accelerated by a series of electrodes in a vacuum. A graph of the power supplied to the ion is plotted against time.What is represented by t...

2010 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A vector quantity $V$ is resolved into two perpendicular components $X$ and $Y$. The angle between $V$ and component $X$ is $\theta$. The angle betwee...

2010 Summer

MCQ

CH3 - KINEMATICS

The diagram shows a velocity-time graph for a vehicle. The vehicle, moving at 4.0 ms-1, begins to accelerate at time = 0. What is the vehicle's ac...

2010 Summer

MCQ

CH3 - KINEMATICS

A small steel ball falls freely under gravity after being released from rest. Which graph best represents the variation of the height $h$ of the ball...

2010 Summer

MCQ

CH4 - DYNAMICS

Two equal masses travel towards each other on a frictionless air track at speeds of $60 \text{ cm s}^{-1}$ and $40 \text{ cm s}^{-1}$. They stick toge...

2010 Summer

MCQ

CH4 - DYNAMICS

A brick weighing 20 N rests on an inclined plane. The weight of the brick has a component of 10 N parallel with the plane. The brick also experiences ...

2010 Summer

MCQ

CH4 - DYNAMICS

The diagram shows two identical spheres X and Y. Initially, X moves with speed v directly towards Y. Y is stationary. The spheres collide elastical...

2010 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

Forces of 3 N, 4 N and 5 N act at one point on an object. The angles at which the forces act can vary. What is the value of the minimum resultant for...

2010 Summer