Physics Who was the first scientist to discover Electrons? Albert Einstein J.J Thompson Isaac Newton J.C. Bose Albert Einstein J.J Thompson Isaac Newton J.C. Bose ANSWER DOWNLOAD EXAMIANS APP
Physics In a refrigerator, the cooling system should always be At the top At the bottom Can be anywhere At the middle At the top At the bottom Can be anywhere At the middle ANSWER DOWNLOAD EXAMIANS APP
Physics A device used for converting a.c. into d.c. is called Transformer Induction coil Dynamo Rectifier Transformer Induction coil Dynamo Rectifier ANSWER DOWNLOAD EXAMIANS APP
Physics Planck's constant has the dimensions of : Force Energy Linear momentum Angular momentum Force Energy Linear momentum Angular momentum ANSWER DOWNLOAD EXAMIANS APP
Physics For photoelectric effect to take place, the metal used as the cathode should have ________ Low work function Low melting point High melting point Low resistance Low work function Low melting point High melting point Low resistance ANSWER DOWNLOAD EXAMIANS APP
Physics Nuclear reactors used to produce electricity are based on Nuclear fission Nuclear fusion Cold fusion Superconductivity Nuclear fission Nuclear fusion Cold fusion Superconductivity ANSWER DOWNLOAD EXAMIANS APP