Physics The waveform of a certain signal can be studied by Spectrometer P – n junction diode Sonometer Cathode ray oscilloscope Spectrometer P – n junction diode Sonometer Cathode ray oscilloscope ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It is a poor conductor of heat It reflects heat ANSWER DOWNLOAD EXAMIANS APP
Physics An aircraft can perform aerobatic manoeuvres in a vertical loop because of Centrifugal force Centripetal force Gravity Weight Centrifugal force Centripetal force Gravity Weight ANSWER DOWNLOAD EXAMIANS APP
Physics A man jumping out of a moving train is thrown Forward Backward None of these Sideways Forward Backward None of these Sideways ANSWER DOWNLOAD EXAMIANS APP
Physics The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ? 8.5 A 24 A 0.41666666666667 8.5 A 24 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Physics According to the theory of relativity, which of the following always remains constant ? Space Velocity of light Time Length of an object Space Velocity of light Time Length of an object ANSWER DOWNLOAD EXAMIANS APP
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