Physics The oil in the wick of lamp rises due to Pressure difference Force of cohesion Low viscosity of oil Pheonomenon of capillarity Pressure difference Force of cohesion Low viscosity of oil Pheonomenon of capillarity ANSWER DOWNLOAD EXAMIANS APP
Physics A body moving in a circular path with a constant speed has a Constant velocity Constant kinetic energy Constant acceleration Constant displacement Constant velocity Constant kinetic energy Constant acceleration Constant displacement ANSWER DOWNLOAD EXAMIANS APP
Physics If the velocity of a body is halved its kinetic energy ________ Become 4 times Becomes 1/4 th Becomes half Is also doubled Become 4 times Becomes 1/4 th Becomes half Is also doubled ANSWER DOWNLOAD EXAMIANS APP
Physics In a railway track, two rails are joined end to end with a gap in between them because Air-gaps are necessary for bearing the weight of running train Accidents due to contraction in winter can be avoided Steel can be saved Accidents due to expansion in summer can be avoided Air-gaps are necessary for bearing the weight of running train Accidents due to contraction in winter can be avoided Steel can be saved Accidents due to expansion in summer can be avoided ANSWER DOWNLOAD EXAMIANS APP
Physics The absolute refractive index of any medium is always: Less than one 1 More than one Less than one 1 More than one ANSWER DOWNLOAD EXAMIANS APP
Physics In a Carnot engine when heat is taken from the source, its temperature Decreases and then remains constant Remains constant Decreases Increases Decreases and then remains constant Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP