How does the laser printer works, Q. How does the laser printer works? ...

Q. How does the laser printer works? Answer:- When a text or else image is entered into the CPU it produces a series of varying voltages. This manages a LED (light emittin

Tangent galvanometer, #theory of tangent galvanometer

#theory of tangent galvanometer

Electric field, The force acting on a unit positive charge at agiven point ...

The force acting on a unit positive charge at agiven point in an electric in an electric field of a point charge of asystem at charges is called the electric field or intensity of

Coulomb force experienced at its centre, a) Three equivalent charges 2.0 mi...

a) Three equivalent charges 2.0 micro coulomb each, are held fixed at the three corners of an equilateral triangle of side 5 cm. Determine the Coulomb force experienced at its cent

What can justify the use of fiber optic, What can justify the use of fiber ...

What can justify the use of fiber optic? In the huge majority of tasks, using traditional implies, the amount of light used is far in excess to the quantity really required. Mo

The number of electrons in one molecule of are, The number of electrons in ...

The number of electrons in one molecule of are: (1)22      (2)44      (3)66     (4)88 Ans: 22

Compute the resistance of the filament, Q. Compute the resistance of the fi...

Q. Compute the resistance of the filament of a 100W, 220 V electric bulbs. Power P = V 2 /R Resistance R = V 2 /P = (220 X 220)/ 100 = 484 ohm.

What is the charge on each one ball then, Q. Regard as two small metal...

Q. Regard as two small metal balls one having a charge of +1 micro-coulombs and the other having a charge of +3 micro-coulombs. The balls are get into momentary contact with e

Michelson interferometer diagram,

Kinematics, An aereplane has velocity 500m/s with respect to air. Wind blow...

An aereplane has velocity 500m/s with respect to air. Wind blows with velocity 20m/s along north. Then in what direction pilot should be heading so as to go along North-east direct