Physics The device which converts AC to DC is Amplifier None of these Oscillator Rectifier Amplifier None of these Oscillator Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicle tyres are inflated properly To allow the vehicle to take more load. To avoid skidding and to minimise friction To ensure smooth running. To go fast and save fuel. To allow the vehicle to take more load. To avoid skidding and to minimise friction To ensure smooth running. To go fast and save fuel. ANSWER DOWNLOAD EXAMIANS APP
Physics A small drop of oil spreads over water because : Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension Water has a higher surface tension Water has a higher viscosity Oil has a higher viscosity Oil has a higher surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of wood is held under water. The upthrust on it will be: Less than weight of the wood Zero More than weight of the wood Equal to the weight of the wood Less than weight of the wood Zero More than weight of the wood Equal to the weight of the wood ANSWER DOWNLOAD EXAMIANS APP
Physics A hunter on the ground wishes to shoot a bird on a tree at a distance with his rifle. He has to point the rifle Vertically upwards At the lower elevation than the bird In the same direction as the bird At a higher elevation than the bird Vertically upwards At the lower elevation than the bird In the same direction as the bird At a higher elevation than the bird ANSWER DOWNLOAD EXAMIANS APP
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