Physics Which of the following property of sound is affected by change in air temperature? Intensity Frequency Wavelength Amplitude Intensity Frequency Wavelength Amplitude ANSWER DOWNLOAD EXAMIANS APP
Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is Of higher intensity when train arrives Of higher pitch when train departs The same in both cases in all respects Of higher pitch when train arrives Of higher intensity when train arrives Of higher pitch when train departs The same in both cases in all respects Of higher pitch when train arrives ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Transformer Rectifier Dynamo Oscillator Transformer Rectifier Dynamo Oscillator ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of temperature? Fahrenheit Joule Kelvin Celsius Fahrenheit Joule Kelvin Celsius ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal Light signal into sound signal Current signal into sound signal Sound signal into light signal Sound signal into current signal ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the cleanest source of energy? Wind energy Biofuel Nuclear power Fossil fuel Wind energy Biofuel Nuclear power Fossil fuel ANSWER DOWNLOAD EXAMIANS APP
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