Theory

CH13 - OSCILLATIONS

Fig. 5.1 shows a pendulum consisting of a metal sphere suspended by a thin string. The sphere undergoes small oscillations about its equilibrium po...

2024 Winter

5

Theory

CH13 - OSCILLATIONS

(a) State what is meant by simple harmonic motion.   [2] (b) A block is suspended from a spring, as shown in Fig. 4.1. The block is pull...

2024 Winter

4

Theory

CH13 - OSCILLATIONS

(a) State what is meant by resonance.   [2] (b) A small ball is held in place using a stretched string. One end of the string is fixed to a...

2024 Summer

4

Theory

CH13 - OSCILLATIONS

A block of mass $m$ oscillates vertically on a spring, as shown in Fig. 4.1. The acceleration $a$ of the block varies with displacement $x$ from it...

2024 Summer

6

Theory

CH13 - OSCILLATIONS

(a) State what is meant by resonance.    [2] (b) A small ball is held in place using a stretched string. One end of the string is fixed to ...

2024 Summer

4

Theory

CH13 - OSCILLATIONS

A heavy metal sphere of mass 0.81 kg is suspended from a string. The sphere is undergoing small oscillations from side to side, as shown in Fig. 4.1. ...

2023 Winter

2

Theory

CH13 - OSCILLATIONS

A small steel sphere is oscillating vertically on the end of a spring, as shown in Fig. 4.1. The velocity $v$ of the sphere varies with displacemen...

2023 Summer

5

Theory

CH13 - OSCILLATIONS

A heavy metal sphere of mass 0.81 kg is suspended from a string. The sphere is undergoing small oscillations from side to side, as shown in Fig. 4.1. ...

2023 Winter

3

Theory

CH13 - OSCILLATIONS

A pendulum consists of a bob (small metal sphere) attached to the end of a piece of string. The other end of the string is attached to a fixed point. ...

2022 Summer

3

Theory

CH13 - OSCILLATIONS

An object is suspended from a spring that is attached to a fixed point as shown in Fig. 3.1. The object oscillates vertically with simple harmonic ...

2022 Winter

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which is an SI base unit?

2015 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which pair contains one vector and one scalar quantity?

2015 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

When a constant braking force is applied to a vehicle moving at speed $v$, the distance $d$ moved by the vehicle in coming to rest is given by the exp...

2015 Summer

4

MCQ

CH2 - MEASUREMENT TECHNIQUES

A whale produces sound waves of frequency 5 Hz. The waves are detected by a microphone and displayed on an oscilloscope. What is the time-base setting...

2015 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The angular deflection of the needle of an ammeter varies with the current in the ammeter as shown in the graph. Which diagram could represent the ap...

2015 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The strain energy $W$ of a spring is determined from its spring constant $k$ and extension $x$. The spring obeys Hooke's law and the value of $W$ is c...

2015 Summer

2

MCQ

CH3 - KINEMATICS

A sphere is released and falls. Its initial acceleration reduces until it eventually begins to travel at constant terminal velocity. Which displacemen...

2015 Summer

3

MCQ

CH3 - KINEMATICS

An insect jumps with an initial vertical velocity of 1.0 $\text{m s}^{-1}$, reaching a maximum height of 3.5 $\times 10^{-2} \text{m}$. Assume the dec...

2015 Summer

2

MCQ

CH3 - KINEMATICS

A body having uniform acceleration $a$ increases its velocity from $u$ to $v$ in time $t$. Which expression would not give a correct value for the bo...

2015 Summer

4

MCQ

CH4 - DYNAMICS

What is a reasonable estimate of the average gravitational force acting on a fully grown woman standing on the Earth?

2015 Summer

2