Physics When number of turns in a coil is trippled, without any change in the length of coil, its self inductance becomes? Nine times Three times One–third Six times Nine times Three times One–third Six times ANSWER DOWNLOAD EXAMIANS APP
Physics Which sources produce alternating current (AC)? All of these Hydro-electric generators Solar power plants Batteries All of these Hydro-electric generators Solar power plants Batteries ANSWER DOWNLOAD EXAMIANS APP
Physics Oil rises up the wick in a lamp because Of the diffusion of oil through the wick Oil is very light Of the surface tension phenomenon Of the capillary action phenomenon Of the diffusion of oil through the wick Oil is very light Of the surface tension phenomenon Of the capillary action phenomenon ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become C 7C 14C C/7 C 7C 14C C/7 ANSWER DOWNLOAD EXAMIANS APP
Physics Electric Motor converts ________ energy to mechanical energy Mechanical Electrical Chemical Sound Mechanical Electrical Chemical Sound ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 80 db Above 120 db Above 30 db Above 50 db Above 80 db Above 120 db Above 30 db ANSWER DOWNLOAD EXAMIANS APP
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