Physics The energy of a photon varies directly with its Frequency Wave length Speed None of these Frequency Wave length Speed None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire 2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes 3R/4 2R 5R/4 R/2 3R/4 2R 5R/4 R/2 ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Posieulle's principle Bernoulli's law Archimedes' principle Pascal's law Posieulle's principle Bernoulli's law Archimedes' principle Pascal's law ANSWER DOWNLOAD EXAMIANS APP
Physics Solids which conduct electricity at higher temperature but not at lower temperature are called Insulator Super-conductor Semi-conductor Metallic-conductor Insulator Super-conductor Semi-conductor Metallic-conductor ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Echo Doppler effect Resonance Beats Echo Doppler effect Resonance Beats ANSWER DOWNLOAD EXAMIANS APP
Physics Pure water is bad conductor of electricity because it is Feebly ionized A non-polar solvent Not volatile A very good solvent Feebly ionized A non-polar solvent Not volatile A very good solvent ANSWER DOWNLOAD EXAMIANS APP
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