Physics In mirrors the back surface is coated with a thin layer of : Mercury Silver Red oxide Silver nitrate Mercury Silver Red oxide Silver nitrate ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following developed the technology of underground nuclear explosion ? Dr. Homi J. Bhabha Dr. Raja Ramanna Dr. P. K. Iyengar Dr. Vikram Sarabhai Dr. Homi J. Bhabha Dr. Raja Ramanna Dr. P. K. Iyengar Dr. Vikram Sarabhai ANSWER DOWNLOAD EXAMIANS APP
Physics Megahertz is a measurement of Frequency Capacity Wavelength Speed Frequency Capacity Wavelength Speed ANSWER DOWNLOAD EXAMIANS APP
Physics Eclipses occur due to which optical phenomena? Refraction Reflection Rectilinear propagation Diffraction Refraction Reflection Rectilinear propagation Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics A cyclist leans inwards when he is negotiating a curve so that 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. He may increase his speed His weight may be reduced No frictional force may be produced between the wheels and the axle ANSWER DOWNLOAD EXAMIANS APP
Physics What is the minimum escape velocity of rocket to be launched into space ? 15 Km/Sec. 11 Km/Sec. 5 Km/Sec. 6 Km/Sec. 15 Km/Sec. 11 Km/Sec. 5 Km/Sec. 6 Km/Sec. ANSWER DOWNLOAD EXAMIANS APP
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