Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? Force and rate of change of linear momentum Planck's constant and Angular momentum Impulse and moment of force Pressure and Young's modules Force and rate of change of linear momentum Planck's constant and Angular momentum Impulse and moment of force Pressure and Young's modules ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photovoltaic cell Thermocouple Photodiode Heliostats Photovoltaic cell Thermocouple Photodiode Heliostats ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of radiation has the lowest penetrating ability? Alpha Beta All of these Gamma Alpha Beta All of these Gamma ANSWER DOWNLOAD EXAMIANS APP
Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They use less oxygen They fly inactively Their lungs are very large They have extra air sacs They use less oxygen They fly inactively Their lungs are very large They have extra air sacs ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is 3 × 10–8 m/s 3 × 108 m/s Infinity 8 × 103 m/s 3 × 10–8 m/s 3 × 108 m/s Infinity 8 × 103 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics The apparent weight of a man in a lift is less the real weight when : The lift is going up with an acceleration The lift is going down with an acceleration The lift is going up with uniform speed The lift is going down with uniform speed The lift is going up with an acceleration The lift is going down with an acceleration The lift is going up with uniform speed The lift is going down with uniform speed ANSWER DOWNLOAD EXAMIANS APP
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