Physics Radio waves sent out by a radio stations are reflected by Troposphere Mesosphere Ionosphere Stratosphere Troposphere Mesosphere Ionosphere Stratosphere ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current decreases with voltage Photo current increases with voltage Photo current is constant Photo electric emission is not possible Photo current decreases with voltage Photo current increases with voltage Photo current is constant Photo electric emission is not possible ANSWER DOWNLOAD EXAMIANS APP
Physics Which colour has the highest energy? Blue White Violet Red Blue White Violet Red ANSWER DOWNLOAD EXAMIANS APP
Physics Rocket works on the principle of Newton's Third Law Newton's Second Law Newton's First Law Archimedes Principle Newton's Third Law Newton's Second Law Newton's First Law Archimedes Principle ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 32 Hz 20 Hz 15 Hz 5 Hz 32 Hz 20 Hz 15 Hz 5 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics Night photography and photopraphy in mist and fog are possible using Gamma radiation Infra-red radiation Ultra-violet radiation Microwave radiation Gamma radiation Infra-red radiation Ultra-violet radiation Microwave radiation ANSWER DOWNLOAD EXAMIANS APP
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