Physics Conversion of heat into electrical energy is achieved by using : Ammeter Thermocouple Voltmeter Hydrometer Ammeter Thermocouple Voltmeter Hydrometer ANSWER DOWNLOAD EXAMIANS APP
Physics Ultrasound devices operate with minimum frequency from 60 kHz 35 kHz 45 kHz 20kHz 60 kHz 35 kHz 45 kHz 20kHz ANSWER DOWNLOAD EXAMIANS APP
Physics X–rays are Positively charged particles Neutral particles Negatively charged particles None of these Positively charged particles Neutral particles Negatively charged particles None of these ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of force is a Derived Unit None of these Basic Unit Fundamental Unit Derived Unit None of these Basic Unit Fundamental Unit ANSWER DOWNLOAD EXAMIANS APP
Physics The threshold frequency is the frequency below which : Photo current is constant Photo current decreases with voltage Photo electric emission is not possible Photo current increases with voltage Photo current is constant Photo current decreases with voltage Photo electric emission is not possible Photo current increases with voltage ANSWER DOWNLOAD EXAMIANS APP
Physics The safest hammers are those with heads that are Welded and alloyed Chiseled and drop forged Alloy and drop-forged steel Cast steel and chiseled Welded and alloyed Chiseled and drop forged Alloy and drop-forged steel Cast steel and chiseled ANSWER DOWNLOAD EXAMIANS APP