Physics Conversion of sound energy into electrical energy is done by Loudspeaker Gramophone Microphone Solar cell Loudspeaker Gramophone Microphone Solar cell 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 7C C/7 C 14C 7C C/7 C 14C ANSWER DOWNLOAD EXAMIANS APP
Physics Friction is caused by the ________ on the two surfaces in contact. Irregularities Smoothness Gaps Densities Irregularities Smoothness Gaps Densities ANSWER DOWNLOAD EXAMIANS APP
Physics By how many times are the Electrostatic forces stronger than the Gravitational Forces for a fixed distance? 1012 102 2 1036 1012 102 2 1036 ANSWER DOWNLOAD EXAMIANS APP
Physics The fuse in an electric circuit is connected in Parallel to neutral Parallel to live Series with neutral Series with live Parallel to neutral Parallel to live Series with neutral Series with live ANSWER DOWNLOAD EXAMIANS APP
Physics Which has the lowest albedo? Both A & B Light surfaces None of these Dark surfaces Both A & B Light surfaces None of these Dark surfaces ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS