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? None of these Increases exponentially Remains constant Becomes zero None of these Increases exponentially Remains constant Becomes zero ANSWER DOWNLOAD EXAMIANS APP
Physics The method of magnetisation is: Passing alternating current through it Passing direct current through it Heating a magnet Hammering a magnet Passing alternating current through it Passing direct current through it Heating a magnet Hammering a magnet ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is cheaper than iron Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is lighter than iron Copper is cheaper than iron Copper is a better conductor of electricity than iron Copper can take higher power than iron Copper is lighter than iron ANSWER DOWNLOAD EXAMIANS APP
Physics Which physicists is the writer of the book 'A Brief History of Time'? Stephen Hawking Isaac Newton Hans Bethe Albert Einstein Stephen Hawking Isaac Newton Hans Bethe Albert Einstein ANSWER DOWNLOAD EXAMIANS APP
Physics Light beam which is highly directional is called: Maser Eraser Laser Grazer Maser Eraser Laser Grazer ANSWER DOWNLOAD EXAMIANS APP
Physics Submerged objects can be located using Radar Pulsar Sonar Quasar Radar Pulsar Sonar Quasar ANSWER DOWNLOAD EXAMIANS APP
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