Physics Where does hydroelectric energy come from? Air Solar All of these Water Air Solar All of these Water ANSWER DOWNLOAD EXAMIANS APP
Physics The spoon dropped by an astronaut in a satellite will Move tangentially away Fall to the floor Continue to follow the motion of the satellite Remain stationary Move tangentially away Fall to the floor Continue to follow the motion of the satellite Remain stationary ANSWER DOWNLOAD EXAMIANS APP
Physics A parallel-plate capacitor,with air in between the plates, has capacitance C. Now the space between the two plates of the capacitor is filled with a dielectric of dielectric constant 7. Then the value of the capacitance will become C/7 7C 14C C C/7 7C 14C C ANSWER DOWNLOAD EXAMIANS APP
Physics The working of a rocket is based on the principle of: Conservation of energy Conservation of angular momentum Conservation of mass Conservation of momentum Conservation of energy Conservation of angular momentum Conservation of mass Conservation of momentum ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these branches of Physics deal with heat and temperature and their relation to energy and work? Geophysics Mechanics Thermodynamics Atomic Physics Geophysics Mechanics Thermodynamics Atomic Physics ANSWER DOWNLOAD EXAMIANS APP
Physics The force of friction between two surfaces will increase if: Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces Air gap is created between the two surfaces Irregularities on both the surfaces are removed The two surfaces are pressed harder A layer of lubricant is kept between the two surfaces ANSWER DOWNLOAD EXAMIANS APP