Physics The material used in electric heater is Steel Nichrome Tungsten Brass Steel Nichrome Tungsten Brass ANSWER DOWNLOAD EXAMIANS APP
Physics A circular plate, a cube and a sphere, all made up of same material and having the samemass, are heated to 300°C and left in a room. Which of them will have the slowest rate of cooling? All will cool at the same rate Cube Sphere Circular plate All will cool at the same rate Cube Sphere Circular plate ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that It has a very high transparency It has well defined cleavage planes It is very hard It has a very high refractive index It has a very high transparency It has well defined cleavage planes It is very hard It has a very high refractive index ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following are methods of heat transfer? Convection Thermal Expansion Evaporation Revolution Convection Thermal Expansion Evaporation Revolution ANSWER DOWNLOAD EXAMIANS APP
Physics Stars appears to move from east to west because All stars move from east to west The earth rotates from west to east The background of the stars moves from west to east The earth rotates from east to west All stars move from east to west The earth rotates from west to east The background of the stars moves from west to east The earth rotates from east to west ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following features of a tunnel diode is its drawback Very low power consumptions Very wide temperature range of operations Instability due to negative resistance Extremely high frequency response Very low power consumptions Very wide temperature range of operations Instability due to negative resistance Extremely high frequency response ANSWER DOWNLOAD EXAMIANS APP