Selenium becomes a conductor in light so it behaves like____________?
Selenium becomes a conductor in light so it behaves like____________? A. SemiconductorB. Photodiode C. Light emitting diode D. Capacitor
Selenium becomes a conductor in light so it behaves like____________? A. SemiconductorB. Photodiode C. Light emitting diode D. Capacitor
In a charged capacitor the energy resides in________________? A. magnetic hieldB. electric field C. nuclear field D. gravitational field
A capacitor is a perfect insulator for______________? A. direct current B. alternating current C. both for the direct and alternating current D. none of above
A charge of 0.10C accelerated through a potential difference of 1000V acquires kinetic energy_______________? A. 200JB. 100J C. 1000J D. 100 eV
Electric intensity at infinite distance from the point charge is_____________? A. zero B. infinite C. positive D. negative
In a non-uniform electric field a polar molecule will experience____________? A. Net torque B. Net forceC. both series and parallel combinations D. zero
Two oppositely charged balls A and B attract third conducting ball C when placed near them turn by turn. Then ball C must be______________? A. positively chargedB. electrically neutral C. negatively charged D. positively and negatively charged
capacitor is to have an energy content of 20J it must be placed across a potential difference of________________? A. 4 volts B. 9 voltsC. 2 volts D. 1 vol
A 25eV electron has a speed of______________? A. 2 x 106m/secB. 3 x 106m/sec C. 5 x 106m/sec D. 4 x 106m/sec
Equipotential planes are_______________? A. parallel to one another B. non parallel to one another C. intersecting D. circular