Physics The device used for measuring the wavelength of X-rays is Bragg Spectrometer Mass Spectrometer G.M. Counter Cyclotron Bragg Spectrometer Mass Spectrometer G.M. Counter Cyclotron 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 ? 24 A 8.5 A 0.41666666666667 24 A 8.5 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Physics To measure the speed of an approaching car a police officer shines Light waves on it Microwaves on it Radio waves on it Ultra high frequency waves on it Light waves on it Microwaves on it Radio waves on it Ultra high frequency waves on it ANSWER DOWNLOAD EXAMIANS APP
Physics The spoon dropped by an astronaut in a satellite will Remain stationary Fall to the floor Move tangentially away Continue to follow the motion of the satellite Remain stationary Fall to the floor Move tangentially away Continue to follow the motion of the satellite ANSWER DOWNLOAD EXAMIANS APP
Physics Flemings ''Left hand Rule" is associated with the effect of Electric field on current Electric field on magnet Magnetic field on magnet Magnetic Field on current Electric field on current Electric field on magnet Magnetic field on magnet Magnetic Field on current ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Diffraction Polarization Interference Reflection Diffraction Polarization Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
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