Physics The frequency used in TV and radar system lies in HF UHF SHF VHF HF UHF SHF VHF ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to ionisation of water deposits absorption of sunlight in minute water droplets refraction and reflection of sunlight by water droplets diffusion of sunlight through water droplets ionisation of water deposits absorption of sunlight in minute water droplets refraction and reflection of sunlight by water droplets diffusion of sunlight through water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Vehicle pollution affects the performance of the TV components Modern vehicles use electroignition system Spark plug creates electromagnetic disturbances Metal reflects radiowaves Vehicle pollution affects the performance of the TV components Modern vehicles use electroignition system Spark plug creates electromagnetic disturbances Metal reflects radiowaves ANSWER DOWNLOAD EXAMIANS APP
Physics The force exerted by a magnet is an example of ________ Contact force Non-contact force Electrostatic force Muscular force Contact force Non-contact force Electrostatic force Muscular force 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 Fall into his hand Fall behind him None of these Fall in front of him Fall into his hand Fall behind him None of these Fall in front of him ANSWER DOWNLOAD EXAMIANS APP
Physics A body of 4.0 kg is lying at rest. Under the action of a constant force, it gains a speed of 5 m/s. The work done by the force will be ________ 40 J 20 J 30 J 50 J 40 J 20 J 30 J 50 J ANSWER DOWNLOAD EXAMIANS APP
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