Physics Conversion of heat into electrical energy is achieved by using : Ammeter Thermocouple Hydrometer Voltmeter Ammeter Thermocouple Hydrometer Voltmeter ANSWER DOWNLOAD EXAMIANS APP
Physics The hair of shaving brush clings together when removed from water due to Viscosity Elasticity Friction Surface tension Viscosity Elasticity Friction Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Ball bearings are used in cycles, scooters etc to Reduce the friction between the wheel and the axle Reduce the friction between ground and the whee None of these Increase the friction between the wheel and the axle Reduce the friction between the wheel and the axle Reduce the friction between ground and the whee None of these Increase the friction between the wheel and the axle ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Archimedes' principle Bernoulli's law Pascal's law Posieulle's principle Archimedes' principle Bernoulli's law Pascal's law Posieulle's principle ANSWER DOWNLOAD EXAMIANS APP
Physics What is the full form of "RADAR" ? Region Device and Ranging Radio Detect and Rangs Radio Device and Ranging Radio Detecting and Ranging Region Device and Ranging Radio Detect and Rangs Radio Device and Ranging Radio Detecting and Ranging ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is a magnifying glass? Spherical Diverging Converging Achromatic Spherical Diverging Converging Achromatic ANSWER DOWNLOAD EXAMIANS APP