Physics Planets do not twinkle because They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity ANSWER DOWNLOAD EXAMIANS APP
Physics Temperature of distant luminous bodies can be determined by Gas thermometers Colour thermometers Pyrometers Mercury thermometers Gas thermometers Colour thermometers Pyrometers Mercury thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Conductor Rectifier Oscillator Amplifier Conductor Rectifier Oscillator Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the lowest frequency? Visible light Xrays Gamma rays Ultra violet rays Visible light Xrays Gamma rays Ultra violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which is best used as a sound absorbing material in partition walls ? Glass - wool Steel Glass pieces Stone chips Glass - wool Steel Glass pieces Stone chips ANSWER DOWNLOAD EXAMIANS APP
Physics The magnitude of buoyant force depends on the ________ of the fluid. Volume Density Temperature Mass Volume Density Temperature Mass ANSWER DOWNLOAD EXAMIANS APP
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