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Matter becomes radioactive
Transmutation of metal occurs
A metal loses magnetic properties
A metal loses conductivity
Cyclotron is a device which
Damp clothes are dried in spin dryers by the action of
Danger signals are generally red as red light
DC current can be controlled by which one of the following components?
Decibel is the unit of
Decibel is the unit of physical quantity used for
Detergents clean surfaces on the principle of
Determine the average value of alternating voltage (in V} when the peak value of the voltage is 120 V. ?
Determine the current (in A) through a 60 cm long solenoid when the solenoid has 400 turns and the value of magnetic field at the centre of the solenoid is 6 mT ?
Determine the intensity of magnetization (in A/m) of a magnet when the pole strength of the magnet is 30 A-m and the pole of the magnet is 2 sq. m. ?