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 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 The function of ball bearings in a wheel is : To increase friction Just for convenience To convert static friction into kinetic friction To convert kinetic friction into rolling friction To increase friction Just for convenience To convert static friction into kinetic friction To convert kinetic friction into rolling friction ANSWER DOWNLOAD EXAMIANS APP
Physics Planck's constant has the dimensions of : Force Energy Linear momentum Angular momentum Force Energy Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics When water freezes its density Increases Decreases Remains constant Becomes Zero Increases Decreases Remains constant Becomes Zero ANSWER DOWNLOAD EXAMIANS APP
Physics If a boy sitting in a train, which is moving at a constant velocity, throws a ball straight up into the air, the ball will None of these Fall behind him Fall into his hand Fall in front of him None of these Fall behind him Fall into his hand Fall in front of him ANSWER DOWNLOAD EXAMIANS APP
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