Physics Brightness of bulb depends on voltage or current? None Voltage Current Both A & B None Voltage Current Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics A needle or a pin floats on the surface of water because of Surface tension Surface energy Adhesive force Viscosity Surface tension Surface energy Adhesive force Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics The base of an electric iron is brightly polished mainly To make it smooth and frictionless To make it more durable To make it rust-proof To reduce heat loss by radiation To make it smooth and frictionless To make it more durable To make it rust-proof To reduce heat loss by radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Damp clothes are dried in spin dryers by the action of Non central forces Central forces Centrifugal forces Centripetal forces Non central forces Central forces Centrifugal forces Centripetal forces ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 7 nm 0.07 nm 70 nm 700 nm 7 nm 0.07 nm 70 nm 700 nm ANSWER DOWNLOAD EXAMIANS APP
Physics What is colour of light related to ? Frequency Velocity Quality Amplitude Frequency Velocity Quality Amplitude ANSWER DOWNLOAD EXAMIANS APP