Physics When a ring of metal is heated what happens to its hole ? It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands Contracts It expands or contracts according to its diameter It expands or contracts according to its coefficient of expansion Expands Contracts ANSWER DOWNLOAD EXAMIANS APP
Physics In hydro power station, the motion produced in turbines is due to Burning of diesel Flow of water Burning of coal Production of steam Burning of diesel Flow of water Burning of coal Production of steam ANSWER DOWNLOAD EXAMIANS APP
Physics When a light wave is reflected from a mirror, there is a change in its Amplitude Frequency Velocity Wavelength Amplitude Frequency Velocity Wavelength ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
Physics Ball pen functions on the principle of : Surface tension Gravitational force Viscosity Boyle's Law Surface tension Gravitational force Viscosity Boyle's Law ANSWER DOWNLOAD EXAMIANS APP
Physics ML2T-2 is the dimensional formula for moment of inertia elasticity pressure couple acting on a body moment of inertia elasticity pressure couple acting on a body ANSWER DOWNLOAD EXAMIANS APP
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