Physics Which of the following property of sound is affected by change in air temperature? Amplitude Wavelength Intensity Frequency Amplitude Wavelength Intensity Frequency ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Rough black Shining black Shining white Rough white Rough black Shining black Shining white Rough white ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage Photo electric emission is not possible Photo current is constant Photo current decreases with voltage Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics Which one among the following doesn't have any effect on velocity of sound ? Humidity Temperature Density Pressure Humidity Temperature Density Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics A galvanometer can be converted to a voltmeter by connecting A low resistance in series A low resistance in parallel A high resistance in parallel A high resistance in series A low resistance in series A low resistance in parallel A high resistance in parallel A high resistance in series ANSWER DOWNLOAD EXAMIANS APP
Physics When a barometer is rising air pressure is Decreasing Constant Zero Increasing Decreasing Constant Zero Increasing ANSWER DOWNLOAD EXAMIANS APP
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