List of top Physics Questions

The root mean square (r.m.s) value of alternating current equation I = 60 sin 100 πt is
The impedance of L-R circuit is
Three capacitors of capacitance 6 µF are available. The minimum and maximum capacitances obtained are
The radius of a circular current loop is made double and the current is made half. The magnetic moment of the loop will become
Magnetic moment of the earth is
The function of moderator in nuclear reactor is to
Which physical quantity will be the same for an electron and a photon of the same wavelength?
The impurity element used for p-type semiconductor is
Diode is used as
The angle between magnetic meridian and geographical meridian is called
Nickel is
The radius of curvature of each surface of a biconvex lens is 20 cm and the refractive index of the material of the lens is 1.5. The focal length of the lens is
The net charge on a charged capacitor is
Quantisation of charge indicates that
Electric field lines provide information about
The total electric flux coming out from stationary unit positive charge in air is
The force, acting on per unit charge is called
The motion of an electron inside a conductor is
The temperature coefficient of a semi-conductor is
Light year is equal to
Van de Graaff generator is an electrostatic machine which produces
S.I. unit of permittivity is
If T is time period and V is maximum speed of a charged particle in cyclotron, then
The width of diffraction fringes is .......... to the width of interference fringes.
If any ammeter is shunted, then the total resistance of the circuit