Physics A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will Remain unaffected Decrease Have its shape changed Increase Remain unaffected Decrease Have its shape changed Increase ANSWER DOWNLOAD EXAMIANS APP
Physics Identify the vector quantity from the following Angular momentum Work Heat Time Angular momentum Work Heat Time ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Rectifiers Amplifiers None of these Oscillators Rectifiers Amplifiers None of these Oscillators ANSWER DOWNLOAD EXAMIANS APP
Physics During hot weather, the fan produces a feeling of comfort. This is because Fan cools the air Conductivity of air increases Fan supplies cool air Our perspiration eva-porates rapidly Fan cools the air Conductivity of air increases Fan supplies cool air Our perspiration eva-porates rapidly ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is correct about the properties of Gravitational Forces? Both a and b They are the strongest forces in nature None They observe inverse square law Both a and b They are the strongest forces in nature None They observe inverse square law ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following occurred first ? Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity Wright Brothers successfully flew an aircraft Max Planck unveiled the Quantum Theory Guglielmo Marconi sent out the first wireless signals Albert Einstein propounded the General Theory of Relativity Wright Brothers successfully flew an aircraft ANSWER DOWNLOAD EXAMIANS APP
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