Physics A body of 4.0 kg is lying at rest. Under the action of a constant force, it gains a speed of 5 m/s. The work done by the force will be ________ 20 J 50 J 30 J 40 J 20 J 50 J 30 J 40 J ANSWER DOWNLOAD EXAMIANS APP
Physics Curie point is the temperature at which A metal loses conductivity Matter becomes radioactive A metal loses magnetic properties. Transmutation of metal occurs. A metal loses conductivity Matter becomes radioactive A metal loses magnetic properties. Transmutation of metal occurs. ANSWER DOWNLOAD EXAMIANS APP
Physics For a body moving with uniform acceleration its final velocity equals ________ Average velocity + initial velocity 2 x average velocity - initial velocity 2 x average velocity + initial velocity Average velocity - initial velocity Average velocity + initial velocity 2 x average velocity - initial velocity 2 x average velocity + initial velocity Average velocity - initial velocity ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Diamond Peat Charcoal Graphite Diamond Peat Charcoal Graphite ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The ringing is not loud enough The bell jar is too small There is no air or any other gas in the bell jar The glass of the bell jar absorbs the sound waves The ringing is not loud enough The bell jar is too small ANSWER DOWNLOAD EXAMIANS APP
Physics What is the other name of Galileo's law of falling bodies? Newton's first law Law of motion Newton's second law Newton's third law Newton's first law Law of motion Newton's second law Newton's third law ANSWER DOWNLOAD EXAMIANS APP
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