Physics The electrical domestic tube light gives white fluorescent light because of Falling of ultra violet rays on the white inner coating of the tube Heavy current Colision between molecules of filled gas under electric current Vacuum inside the tube Falling of ultra violet rays on the white inner coating of the tube Heavy current Colision between molecules of filled gas under electric current Vacuum inside the tube ANSWER DOWNLOAD EXAMIANS APP
Physics Heat energy is transferred by conduction whenever molecules Means of photons Particles replaces there places Collide each other All of these Means of photons Particles replaces there places Collide each other All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Ball bearings are used in cycles, scooters etc to Reduce the friction between ground and the whee Increase the friction between the wheel and the axle None of these Reduce the friction between the wheel and the axle Reduce the friction between ground and the whee Increase the friction between the wheel and the axle None of these Reduce the friction between the wheel and the axle ANSWER DOWNLOAD EXAMIANS APP
Physics Find the current (in A) when a charge of 1200C flows in 6 seconds. 100 7200 200 3600 100 7200 200 3600 ANSWER DOWNLOAD EXAMIANS APP
Physics Kirchhoff's laws are applicable to C. circuits only None of these C. circuits only C. and A.C. circuits both C. circuits only None of these C. circuits only C. and A.C. circuits both ANSWER DOWNLOAD EXAMIANS APP
Physics A mass of 20 kg is at a height of 8 m above the ground. Then the potential energy possessed by the body is: [Given g = 9.8 m/s2] 1568 N 1568 W 1568 C 1568 J 1568 N 1568 W 1568 C 1568 J ANSWER DOWNLOAD EXAMIANS APP
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