Theory

CH13 - OSCILLATIONS

A vertical peg is attached to the edge of a horizontal disc of radius $r$, as shown in Fig. 4.1. The disc rotates at constant angular speed $\omega...

2009 Summer

Theory

CH13 - OSCILLATIONS

The variation with time $t$ of the displacement $x$ of the cone of a loudspeaker is shown in Fig. 4.1. (a) Use Fig. 4.1 to determine, for these osc...

2009 Winter

Theory

CH13 - OSCILLATIONS

The variation with displacement $x$ of the acceleration $a$ of the centre of the cone of a loudspeaker is shown in Fig. 3.1. (a) State the two feat...

2009 Winter

Theory

CH13 - OSCILLATIONS

(a) State what is meant by (i) $\textit{oscillations}$,  [1] (ii) $\textit{free oscillations}$,  [1] (iii) $\textit{simple harmonic motio...

2010 Summer

Theory

CH13 - OSCILLATIONS

A long strip of springy steel is clamped at one end so that the strip is vertical. A mass of 65 g is attached to the free end of the strip, as shown i...

2010 Summer

Theory

CH13 - OSCILLATIONS

A long strip of springy steel is clamped at one end so that the strip is vertical. A mass of 65g is attached to the free end of the strip, as shown in...

2010 Summer

Theory

CH13 - OSCILLATIONS

A student sets up the apparatus illustrated in Fig. 3.1 in order to investigate the oscillations of a metal cube suspended on a spring. The amplitu...

2010 Winter

Theory

CH13 - OSCILLATIONS

A student sets up the apparatus illustrated in Fig. 3.1 in order to investigate the oscillations of a metal cube suspended on a spring. The amplitu...

2010 Winter

Theory

CH13 - OSCILLATIONS

A cylinder and piston, used in a car engine, are illustrated in Fig. 3.1. The vertical motion of the piston in the cylinder is assumed to be simple...

2010 Winter

Theory

CH13 - OSCILLATIONS

(a) Define simple harmonic motion.   [2] (b) A tube, sealed at one end, has a total mass $m$ and a uniform area of cross-section $A$. The t...

2011 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which quantity can be measured in electronvolts (eV)?

2014 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

The unit of specific heat capacity is $\text{J kg}^{-1} \text{K}^{-1}$.What is its equivalent in terms of SI base units?

2014 Summer

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

What is the vertical component of this displacement vector?

2014 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

The resistance of a lamp is calculated from the value of the potential difference (p.d.) across it and the value of the current passing through it.Whi...

2014 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

The display on a cathode-ray oscilloscope shows the signal produced by an electronic circuit. The time-base is set at 5.0 ns per division and the Y-ga...

2014 Summer

MCQ

CH2 - MEASUREMENT TECHNIQUES

A digital caliper is used to measure the 28.50 mm width of a plastic ruler. The digital caliper reads to the nearest 0.01 mm. What is the correct way...

2014 Summer

MCQ

CH3 - KINEMATICS

An experiment is performed to measure the acceleration of free fall $g$. A body falls between two fixed points. The four measurements shown below are ...

2014 Summer

MCQ

CH3 - KINEMATICS

In a cathode-ray tube, an electron is accelerated uniformly in a straight line from a speed of $4 \times 10^{3} \: \text{ms}^{-1}$ to $2 \times 10^{7}...

2014 Summer

MCQ

CH3 - KINEMATICS

The graph shows how the speed $v$ of a sprinter changes with time $t$ during a 100 m race. What is the best estimate of the maximum acceleration of...

2014 Summer

MCQ

CH4 - DYNAMICS

A tennis ball is dropped onto a table and bounces back up. The table exerts a force F on the ball. Which graph best shows the variation with time t o...

2014 Summer