Physics Ball bearings are used in cycles, scooters etc to Reduce the friction between ground and the whee Increase the friction between the wheel and the axle Reduce the friction between the wheel and the axle None of these Reduce the friction between ground and the whee Increase the friction between the wheel and the axle Reduce the friction between the wheel and the axle None of these ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only ANSWER DOWNLOAD EXAMIANS APP
Physics A multimeter is used to measure Voltage Resistance Current All of these Voltage Resistance Current All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Liquids and gases never show Diamagnetic property Electromagnetic property Ferromagnetic property Paramagnetic property Diamagnetic property Electromagnetic property Ferromagnetic property Paramagnetic property ANSWER DOWNLOAD EXAMIANS APP
Physics The oil in the wick of an oil lamp rises up due to: Pressure difference Low viscosity of oil Capillary action Gravitational force Pressure difference Low viscosity of oil Capillary action Gravitational force ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of intensity of sound? Tesla Newton Heartz Decibel Tesla Newton Heartz Decibel ANSWER DOWNLOAD EXAMIANS APP