Physics Which phenomenon is responsible for the echo of sound wave? Interference Polarisation Refraction Reflection Interference Polarisation Refraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following is false about displacement? Its SI unit is meter It can be positive, negative or zero Displacement is never greater than Distance It is always positive Its SI unit is meter It can be positive, negative or zero Displacement is never greater than Distance It is always positive ANSWER DOWNLOAD EXAMIANS APP
Physics Sound cannot pass through Steel Vacuum Air Water Steel Vacuum Air Water ANSWER DOWNLOAD EXAMIANS APP
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 Vacuum inside the tube Colision between molecules of filled gas under electric current Heavy current Falling of ultra violet rays on the white inner coating of the tube Vacuum inside the tube Colision between molecules of filled gas under electric current Heavy current ANSWER DOWNLOAD EXAMIANS APP
Physics The Law of Kepler is related with which among the following ? Planetary Motion Law of Gravitation None Law of Conservation of energy Planetary Motion Law of Gravitation None Law of Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low work function High melting point Low melting point Low resistance Low work function High melting point Low melting point Low resistance ANSWER DOWNLOAD EXAMIANS APP