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

Which unit is not an SI base unit?

2023 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

What is the best estimate of the number of atoms in a piece of metal of volume 50 cm$^3$?

2023 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A copper pipe has a true diameter of 42.03 mm.A builder measures the diameter of the pipe five times using digital calipers. The measurements are show...

2023 Summer

MCQ

CH3 - KINEMATICS

Two forces, each of 10 N, act at a point P, as shown. The angle between the directions of the forces is 120°. What is the magnitude of the result...

2023 Summer

MCQ

CH3 - KINEMATICS

One object moves directly from P to R. In a shorter time, a second object moves from P to Q to R. Which statement about the two objects is correct...

2023 Summer

MCQ

CH3 - KINEMATICS

A ball is kicked so that it has an initial velocity of 12 m s⁻¹ at an angle of 50° to horizontal ground. Assume that air resistance is neg...

2023 Summer

MCQ

CH4 - DYNAMICS

A camera drone of mass 1.20 kg hovers at a fixed point above the ground. The drone has four propellers. In a time of 1.00 s, each propeller pushes ...

2023 Summer

MCQ

CH4 - DYNAMICS

A box rests on the Earth, as shown. Newton’s third law describes how forces of the same type act in pairs. One of the forces of a pair is the w...

2023 Summer

MCQ

CH5 - FORCES, DENSITY & PRESSURE

A small ball is held at the surface of liquid oil in a container. The ball is released from rest and falls through the oil. The ball has velocity $v$....

2023 Summer

MCQ

CH4 - DYNAMICS

An object of mass $m$, moving at speed $u$ along a frictionless horizontal surface, collides head-on with a stationary object of mass $4m$. After t...

2023 Summer