Physics To measure the speed of an approaching car a police officer shines Ultra high frequency waves on it Radio waves on it Light waves on it Microwaves on it Ultra high frequency waves on it Radio waves on it Light waves on it Microwaves on it ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is used in a magnifying glass Concave None of these Convex Plano-concave Concave None of these Convex Plano-concave ANSWER DOWNLOAD EXAMIANS APP
Physics What is the process of conversion of solid state directly to gaseous state called? Condensation Sublimation Evaporation Distillation Condensation Sublimation Evaporation Distillation ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with non-uniform velocity and uniform acceleration Velocity – Time graph is nonlinear Displacement – Time graph is linear Velocity – Time graph is linear Displacement – Time graph is non-linear Velocity – Time graph is nonlinear Displacement – Time graph is linear Velocity – Time graph is linear Displacement – Time graph is non-linear ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Superconductor Semi conductor Conductor Insulator Superconductor Semi conductor Conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Physics In a rechargeable cell what kind of energy is stored within the cell? Electrical energy Chemical energy Kinetic energy Potential energy Electrical energy Chemical energy Kinetic energy Potential energy ANSWER DOWNLOAD EXAMIANS APP