Physics Why does a cannon recoil after firing ? Backward thrust of gases produced Newton's first law of motion Newton's third law of motion Conservation of energy Backward thrust of gases produced Newton's first law of motion Newton's third law of motion Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics What is the change in the angular momentum of a system as per the Law of Conservation of Angular momentum, if the total external torque acting is zero? Remains constant Increases exponentially Becomes zero None of these Remains constant Increases exponentially Becomes zero None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not an intrusive igneous body? Dike Stope Stock Batholith Dike Stope Stock Batholith ANSWER DOWNLOAD EXAMIANS APP
Physics Two electric bulbs marked 25W – 220V and 100W – 220V are connected in series to a 440Vsupply. Which of the bulbs will fuse? Neither Both 100 W 25 W Neither Both 100 W 25 W ANSWER DOWNLOAD EXAMIANS APP
Physics Convex mirror is generally used in ________ Solar cookers Reflector for head light Opthalmoscope Rear view mirror Solar cookers Reflector for head light Opthalmoscope Rear view mirror ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same volume They must be dropped in vacuum They must have the same density They must have the same mass They must have the same volume They must be dropped in vacuum They must have the same density They must have the same mass ANSWER DOWNLOAD EXAMIANS APP
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