Physics Which of the following is not true about X-rays? Can affect photographic plates Travel with the speed of light Have low penetrating power Can be reflected or refracted Can affect photographic plates Travel with the speed of light Have low penetrating power Can be reflected or refracted ANSWER DOWNLOAD EXAMIANS APP
Physics The hair of shaving brush clings together when removed from water due to Friction Viscosity Elasticity Surface tension Friction Viscosity Elasticity Surface tension ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic packing factor of body centred cubic structure (bcc) is 0.73 0.63 0.68 0.69 0.73 0.63 0.68 0.69 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a form of Energy? Heat Sound Pressure Motion Heat Sound Pressure Motion ANSWER DOWNLOAD EXAMIANS APP
Physics A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf's is : 0.12777777777778 0.20902777777778 0.12638888888889 0.21111111111111 0.12777777777778 0.20902777777778 0.12638888888889 0.21111111111111 ANSWER DOWNLOAD EXAMIANS APP
Physics On which principle does the hydraulic lift works? Newton's law Pascal's law Archimedes's law Joule's law Newton's law Pascal's law Archimedes's law Joule's law ANSWER DOWNLOAD EXAMIANS APP