Physics Natural radioactivity was discovered by Henri Becquerel Ernest Rutherfor Marie Curie Enrico Fermi Henri Becquerel Ernest Rutherfor Marie Curie Enrico Fermi ANSWER DOWNLOAD EXAMIANS APP
Physics A cyclist leans inwards when he is negotiating a curve so that He may increase his speed His weight may be reduced No frictional force may be produced between the wheels and the axle Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. He may increase his speed His weight may be reduced No frictional force may be produced between the wheels and the axle Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. ANSWER DOWNLOAD EXAMIANS APP
Physics What type of heat transfer is boiling water? Radiation Convection None of these Conduction Radiation Convection None of these Conduction ANSWER DOWNLOAD EXAMIANS APP
Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Beats Doppler effect Echo Resonance Beats Doppler effect Echo Resonance ANSWER DOWNLOAD EXAMIANS APP
Physics Intensity of sound has a subject existence both subjective and objective existence no existence an object existence a subject existence both subjective and objective existence no existence an object existence ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by Increasing the number of turns Increasing current supply Increasing the length of the coiled wire All of these Increasing the number of turns Increasing current supply Increasing the length of the coiled wire All of these ANSWER DOWNLOAD EXAMIANS APP
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