Physics On a stationary sail boat, air is blown from a fan attached to the boat. The boat moves in the same direction in which air blows spins around does not move moves in opposite direction in which the air is blown moves in the same direction in which air blows spins around does not move moves in opposite direction in which the air is blown ANSWER DOWNLOAD EXAMIANS APP
Physics When a bar magnet is cut into two equal halves, the pole strength of each piece – Becomes half Becomes double Remains the same Becomes zero Becomes half Becomes double Remains the same Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics The characteristic invalid for heat radiation is that it travels : In all directions In a straight line With the speed of light Heating the medium through which it passes In all directions In a straight line With the speed of light Heating the medium through which it passes ANSWER DOWNLOAD EXAMIANS APP
Physics In MRI machine, which one of the following is used? X-ray Ultra-sound wave Magnetic wave Sound wave X-ray Ultra-sound wave Magnetic wave Sound wave ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays have greatest similarity with U.V.-rays A-rays B-rays X-rays U.V.-rays A-rays B-rays X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following instruments is used to study dispersion of light ? Microscope Spectrometer Telescope Photometer Microscope Spectrometer Telescope Photometer ANSWER DOWNLOAD EXAMIANS APP