Physics Kirchhoff's laws are applicable to C. and A.C. circuits both None of these C. circuits only C. circuits only C. and A.C. circuits both None of these C. circuits only C. circuits only ANSWER DOWNLOAD EXAMIANS APP
Physics Ball bearings are used in cycles, scooters etc to None of these Reduce the friction between the wheel and the axle Increase the friction between the wheel and the axle Reduce the friction between ground and the whee None of these Reduce the friction between the wheel and the axle Increase the friction between the wheel and the axle Reduce the friction between ground and the whee ANSWER DOWNLOAD EXAMIANS APP
Physics In a particular system, the units of length, mass and time are chosen to be 10 cm, 10 g and 0.1 s respectively. The unit of force in this system will be equivalent to 100 N 10 N 1 N 0.1 N 100 N 10 N 1 N 0.1 N ANSWER DOWNLOAD EXAMIANS APP
Physics Wollen clothes keep the body warm because Wool increases the temperature of the body Wool is a bad conductor Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects Wool increases the temperature of the body Wool is a bad conductor Wool rejects heat from the outer objects Wool absorbs radiant heat from outer objects ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator what produces the cooling ? The ice which deposits on the freezer The evaporation of a volatile liquid None of these The sudden expansion of a compressed gas The ice which deposits on the freezer The evaporation of a volatile liquid None of these The sudden expansion of a compressed gas ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of ozone layer, which rays will enter into atmosphere? Infrared Visible Ultraviolet X-rays Infrared Visible Ultraviolet X-rays ANSWER DOWNLOAD EXAMIANS APP
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