The given truth table is for which logic gate :
The magnetic field of a given length of wire for a single turn coil at its center is 'B' its value for a turn coil for the same wire is :
The velocity of the electromagnetic waves is parallel to :
A deuteron is bombarded on 8O16 nucleus then the α-particle is emitted then the product nucleus is
Which of the following order is wrong :
For a black body at temperature \(727^{\circ}C\), its radiating power is 60 watt and temperature of surrounding is \(227^{\circ}C\). If temperature of black body is changed to \(1227^{\circ}C\) then its radiating power will be:
A charge 'q' moves in a region where electric field and magnetic field both exist, then force on it is