Physics A photostat machine works on Electrostatic image making Electromagnetic image making Thermal image making Magnetic image making Electrostatic image making Electromagnetic image making Thermal image making Magnetic image making ANSWER DOWNLOAD EXAMIANS APP
Physics A single fixed pulley is used to draw water from a well because Force is applied in a convenient direction Efficiency is 100% Mechanical advantage is high Velocity ratio is low Force is applied in a convenient direction Efficiency is 100% Mechanical advantage is high Velocity ratio is low ANSWER DOWNLOAD EXAMIANS APP
Physics The electrical domestic tube light gives white fluorescent light because of 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 Falling of ultra violet rays on the white inner coating of the tube 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? Circular plate Cube All will cool at the same rate Sphere Circular plate Cube All will cool at the same rate Sphere ANSWER DOWNLOAD EXAMIANS APP
Physics The basic reason for the extraordinary sparkle of suitably cut diamond is that 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 It has a very high transparency It has well defined cleavage planes It is very hard ANSWER DOWNLOAD EXAMIANS APP
Physics Two waves, each of amplitude 1.5 mm and frequency 10 Hz, are travelling in opposite direction with a speed of 20 mm/s. The distance in mm between adjacent nodes is : 1.5 1.2 1 2 1.5 1.2 1 2 ANSWER DOWNLOAD EXAMIANS APP