If electric resistance is to be decreased, then the number of resistances should be connected in
If electrical conductivity increases with the increase of temperature of a substance, then it is a:
If force is expressed in Newton and the distance in metre, then the work done is expressed in
If input frequency of a full wave rectifier be n, then output frequency would be
If lift is going up with acceleration, the apparent weight of a body is
If no external force acts on a system of bodies, the total linear momentum of the system of bodies remains constant. Which law states that ?
If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used?
If S is stress, Y is Youngs modulus of material of a wire, the energy stored in the wire per unit volume is
If speed of rotation of the earth increases, weight of the body
If the current flowing through a circuit is 0.6 A for 6 mins, the amount of electric charge flowing through it is _
