1 Pico farad is equal to:

If the potential energy of none coulomb charge is one joule then its potential will be:

The process by which electrons are emitted by a hot metal surface is known as:

Give the number of factors which affect the ability of a capacitor to store charge.

Value of ‘k’ depends upon:

SI unit of electric intensity is:

Each volt of lightening contains energy:

The output of a two input NOR gate is 1 when:

The amount of current that can be painful is:

The converter of analogue to digital signal is:

If Current flowing through switch then the output is expressed as:

The branch of applied physics which deals with the behaviour of electrons using different devices for various useful purposes Is

Who observed the deflection of cathode rays by both electric and; magnetic fields?

The process of emission of electrons from the hot metal surface Is called;

Metals contain large number of:

Electron gun Is used to investigate ate the properties of;

Analogue quantities are;

Which is an analogue· circuit which amplifies the signals without chaninging its shape to such an extent that it can operatre a loudspeaker?

The quantities whose value vary in non -continuous manner are called;

Those quantities whose value vary continuously or remain constant:

Which of the following is an analogue device?

Electronics which provides the data in the form of maximum and minimum voltage signals:

Which of the following are digital devices?

Circuits which- convert the digital signal into analogue signals:

A switch has only possible states.