Physics The wall of a dam is broader at the base To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that increases with depth To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases in a horizontal plane Because streamlining is required To withstand pressure that increases with depth To withstand pressure that is increased with atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as lUV, lVIS and lIR respectively, then which of the following gives the correct relationship among these wavelengths? LUV < lVIS < lIR LUV < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR LUV < lVIS < lIR LUV < lIR < lVIS LUV > lIR > lVIS LUV > lVIS > lIR ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in None of these Amplifiers Oscillators Rectifiers None of these Amplifiers Oscillators Rectifiers ANSWER DOWNLOAD EXAMIANS APP
Physics Force of impact is the force When the objects meet None of these By the speed of the object By the objects weight When the objects meet None of these By the speed of the object By the objects weight ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves so that The train may not fall down inwards No frictional force may be produced between the tracks and the wheels of the train Necessary centripetal force may be obtained from the horizontal component of the weight of the train Necessary centrifugal force may be obtained from the horizontal component of the weight of the train The train may not fall down inwards No frictional force may be produced between the tracks and the wheels of the train Necessary centripetal force may be obtained from the horizontal component of the weight of the train Necessary centrifugal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetism at the centre of a bar magnet is minimum or maximum minimum maximum zero minimum or maximum minimum maximum zero ANSWER DOWNLOAD EXAMIANS APP