Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2 and 3 only 3 and 4 only 4 only 1, 2, 3 and 4 1, 2 and 3 only 3 and 4 only 4 only 1, 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Physics A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum: When it touches the ground When it is just on the half-way Just after it is dropped Just before it touches the ground When it touches the ground When it is just on the half-way Just after it is dropped Just before it touches the ground ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves 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 weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels 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 weight of the train the train may not fly off in the opposite direction to avoid frictional force between the tracks and wheels ANSWER DOWNLOAD EXAMIANS APP
Physics The atmosphere is heated mainly by Conduction Convection Radiation Insolation Conduction Convection Radiation Insolation ANSWER DOWNLOAD EXAMIANS APP
Physics What is the unit of relative density? Kg/m2 It has no unit Kg/m3 Kg/m Kg/m2 It has no unit Kg/m3 Kg/m ANSWER DOWNLOAD EXAMIANS APP
Physics The first law of thermodynamics is simply the case of The law of heat exchange Charle's law Newton's law of cooling The law of conservation of energy The law of heat exchange Charle's law Newton's law of cooling The law of conservation of energy ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS