Physics Dynamo is a device for converting Chemical energy into electrical energy Magnetic energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy Chemical energy into electrical energy Magnetic energy into electrical energy Mechanical energy into electrical energy Heat energy into electrical energy 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 uniform speed The lift is going down with an acceleration The lift is going up with an acceleration The lift is going down with uniform speed The lift is going up with uniform speed The lift is going down with an acceleration The lift is going up with an acceleration The lift is going down with uniform speed ANSWER DOWNLOAD EXAMIANS APP
Physics Find the resistance (in mega) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200m. 4000 40 2000 80 4000 40 2000 80 ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning heats the surrounding air to 3000 deg Cent 300 deg Cent 30000 deg Cent 300000 deg Cent 3000 deg Cent 300 deg Cent 30000 deg Cent 300000 deg Cent ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the middle At the bottom At the top Can be anywhere At the middle At the bottom At the top Can be anywhere ANSWER DOWNLOAD EXAMIANS APP
Physics Pick out the scalar quantity Acceleration Pressure Velocity Force Acceleration Pressure Velocity Force ANSWER DOWNLOAD EXAMIANS APP