Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 15 cm 10 cm 5 cm 20 cm 15 cm 10 cm 5 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Flemings ''Left hand Rule" is associated with the effect of Electric field on magnet Magnetic field on magnet Electric field on current Magnetic Field on current Electric field on magnet Magnetic field on magnet Electric field on current Magnetic Field on current ANSWER DOWNLOAD EXAMIANS APP
Physics What type of simple machine is an axe? Wedge Both A & B The screw Lever Wedge Both A & B The screw Lever ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is the unit of perceived loudness of sound ? Sone Phon Hertz Decibel Sone Phon Hertz Decibel ANSWER DOWNLOAD EXAMIANS APP
Physics It is difficult to fix a nail on a freely suspended wooden frame. Which law supports this statement? Law of inertia Pascal's law Newton's second law Newton's third law Law of inertia Pascal's law Newton's second law Newton's third law ANSWER DOWNLOAD EXAMIANS APP
Physics Heat from the Sun reaches the Earth by Radiation Convection Reflection Conduction Radiation Convection Reflection Conduction ANSWER DOWNLOAD EXAMIANS APP
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