Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 42 years 4.2 seconds 42 seconds 4.2 years 42 years 4.2 seconds 42 seconds 4.2 years ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because the intensity of light emitted by them changes with time. None of these the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. the intensity of light emitted by them changes with time. None of these the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. ANSWER DOWNLOAD EXAMIANS APP
Physics The rotational effect of a force on a body about an axis of rotation is described in terms of Centrifugal force Centre of gravity Centripetal force Moment of force Centrifugal force Centre of gravity Centripetal force Moment of force ANSWER DOWNLOAD EXAMIANS APP
Physics Sun appears red in colour at sunrise and sunset due to That sun comes out of the mountains Red light having longer wave length scatters away The fact that sun emits only red colour at that time That all other colours scatter away except red That sun comes out of the mountains Red light having longer wave length scatters away The fact that sun emits only red colour at that time That all other colours scatter away except red ANSWER DOWNLOAD EXAMIANS APP
Physics Wollen clothes keep the body warm because Wool increases the temperature of the body Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool is a bad conductor Wool increases the temperature of the body Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool is a bad conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a Non Renewable Resource of Energy? Hydrogen Fuel Solar Energy Wind Power Natural Gas Hydrogen Fuel Solar Energy Wind Power Natural Gas ANSWER DOWNLOAD EXAMIANS APP
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