The North Pole
The magnetic north Pole
The Equator
The center of the Earth
The weight of an object will be minimum when it is placed at ?
The width of depletion layer of a P-N junction
The wire of flash bulb is made of:
The word insolation means
The work done by the string of a simple pendulum during one complete oscillation is equal to
The working of the quartz crystal in the watch is based on the
The X-ray beam coming from an X-ray tube will be
Thermal expansion of materials arises from
Thermocouple consists of
Thermoelectric current produced is large when