Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ No option is correct Propagation Refraction Diffraction No option is correct Propagation Refraction Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following liquids has the least density ? Fresh water Mercury Salt water Petrol Fresh water Mercury Salt water Petrol ANSWER DOWNLOAD EXAMIANS APP
Physics Mist is caused by Water vapour at low temperature Ice at low temperature Carbon-monoxide in solid form Dry ice Water vapour at low temperature Ice at low temperature Carbon-monoxide in solid form Dry ice ANSWER DOWNLOAD EXAMIANS APP
Physics To open a door easily, the handle should be fixed None of these In the middle Near the hinges Away from mid-point opposite to hinges None of these In the middle Near the hinges Away from mid-point opposite to hinges ANSWER DOWNLOAD EXAMIANS APP
Physics Infrasonic sound has a frequency lower than 5 Hz 32 Hz 15 Hz 20 Hz 5 Hz 32 Hz 15 Hz 20 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics Railway tracks are banked on curves to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train to avoid frictional force between the tracks and wheels the train may not fly off in the opposite direction necessary centrifugal force may be obtained from the horizontal component weight of the train necessary centripetal force may be obtained from the horizontal component of the weight of the train ANSWER DOWNLOAD EXAMIANS APP
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