Theory

CH21 - ELECTRONICS

(a) (i) State what is meant by rectification of an alternating voltage...................................................................................

2024 Winter

4

Theory

CH21 - ELECTRONICS

(a) (i) State what is meant by rectification of an alternating voltage...................................................................................

2024 Winter

4

Theory

CH21 - ELECTRONICS

(a) State what is meant by the de Broglie wavelength.....................................................................................................

2023 Summer

4

Theory

CH21 - ELECTRONICS

(a) State what is meant by the de Broglie wavelength.....................................................................................................

2023 Summer

6

Theory

CH21 - ELECTRONICS

(a) State two properties of an ideal operational amplifier (op-amp).1. ..................................................................................

2021 Winter

3

Theory

CH21 - ELECTRONICS

(a) An operational amplifier (op-amp) has two input terminals and one output terminal.State what is meant by the gain of an op-amp.......................

2021 Winter

5

Theory

CH21 - ELECTRONICS

(a) Two properties of an ideal operational amplifier (op-amp) are infinite input impedance and infinite bandwidth.State what is meant by:(i) infinite ...

2021 Summer

5

Theory

CH21 - ELECTRONICS

(a) State two properties of an ideal operational amplifier (op-amp).1. ..................................................................................

2021 Winter

4

Theory

CH21 - ELECTRONICS

The output of a microphone is processed using a non-inverting amplifier. The amplifier incorporates an operational amplifier (op-amp).(a) State, by re...

2020 Summer

5

Theory

CH21 - ELECTRONICS

An ideal operational amplifier (op-amp) is to be used in a comparator circuit. Part of the comparator circuit is shown in Fig. 7.1. [Image_1: Fig. 7.1...

2020 Winter

3

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

Which pair of quantities contains one vector and one scalar quantity?

2013 Summer

2

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

One property Q of a material is used to describe the behaviour of sound waves in the material. Q is defined as the pressure P of the sound wave divide...

2013 Summer

2

MCQ

CH3 - KINEMATICS

A cannon fires a cannonball with an initial speed $v$ at an angle $\alpha$ to the horizontal. Which equation is correct for the maximum height $H$ re...

2013 Summer

3

MCQ

CH1 - PHYSICAL QUANTITIES & UNITS

A wave has a frequency of 5 GHz. What is the period of the wave?

2013 Summer

3

MCQ

CH2 - MEASUREMENT TECHNIQUES

In an experiment to determine the acceleration of free fall $g$, the period of oscillation $T$ and length $l$ of a simple pendulum were measured. The ...

2013 Summer

2

MCQ

CH2 - MEASUREMENT TECHNIQUES

The Y-input terminals of a cathode-ray oscilloscope (c.r.o.) are connected to a supply of amplitude 5.0 V and frequency 50 Hz. The time-base is set at...

2013 Summer

2

MCQ

CH3 - KINEMATICS

A body is released from rest and falls vertically in air of constant density. Which statement about the motion of the falling body is correct?

2013 Summer

2

MCQ

CH3 - KINEMATICS

A goods train passes through a station at a steady speed of 10 m s$^{-1}$. An express train is at rest at the station. The express train leaves the st...

2013 Summer

2

MCQ

CH3 - KINEMATICS

A car is stationary at traffic lights. When the traffic lights go green, the driver presses down sharply on the accelerator. The resultant horizontal ...

2013 Summer

2

MCQ

CH4 - DYNAMICS

Which of the following is a statement of the principle of conservation of momentum?

2013 Summer

2