Physics A cyclist leans inwards when he is negotiating a curve so that No frictional force may be produced between the wheels and the axle He may increase his speed Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced No frictional force may be produced between the wheels and the axle He may increase his speed Necessary centripetal force may be available from the horizontal component of the normal reaction due to the track to maintain the curved motion. His weight may be reduced ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Diffraction Polarisation Interference Reflection Diffraction Polarisation Interference Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics Gamma rays have greatest similarity with U.V.-rays A-rays X-rays B-rays U.V.-rays A-rays X-rays B-rays ANSWER DOWNLOAD EXAMIANS APP
Physics Who indirectly determined the mass of the electron by measuring the charge of the electron? Einstein Thomson Rutherford Millikan Einstein Thomson Rutherford Millikan ANSWER DOWNLOAD EXAMIANS APP
Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 10–10 0.001 0.01 1 × 1010 1 × 10–10 0.001 0.01 1 × 1010 ANSWER DOWNLOAD EXAMIANS APP
Physics In quantum mechanics a particle is represented by a None of these Wave Particle Wave packet None of these Wave Particle Wave packet ANSWER DOWNLOAD EXAMIANS APP