Physics If there is a circular hole in a metal plate, what happens to the radius of the hole when the plate is heated? Increases Unchanged Decreases Depends upon the metal Increases Unchanged Decreases Depends upon the metal ANSWER DOWNLOAD EXAMIANS APP
Physics The function of ball bearings in a wheel is : To convert kinetic friction into rolling friction To increase friction To convert static friction into kinetic friction Just for convenience To convert kinetic friction into rolling friction To increase friction To convert static friction into kinetic friction Just for convenience ANSWER DOWNLOAD EXAMIANS APP
Physics The absorption of ink by blotting paper involves: Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon Siphon action Viscosity of ink Diffusion of ink through the blotting Capillary action phenomenon Siphon action ANSWER DOWNLOAD EXAMIANS APP
Physics stars which appear single to the naked eye but are double when seen through a telescope are quasars asteroids novas and supernovas binaries quasars asteroids novas and supernovas binaries ANSWER DOWNLOAD EXAMIANS APP
Physics The dimensional formula ML–1T–2 corresponds to Moment of a force Modulus of elasticity Thrust Viscosity Moment of a force Modulus of elasticity Thrust Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Speed regulation of synchronous motor is 0.01 0.005 Zero 0.25 0.01 0.005 Zero 0.25 ANSWER DOWNLOAD EXAMIANS APP