Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 15 cm 5 cm 10 cm 20 cm 15 cm 5 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Physics If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same: Velocity Acceleration Momentum Kinetic energy Velocity Acceleration Momentum Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a property of heavy water ? Freezing point of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water Density of heavy water is higher than that of ordinary water It produces corrosion Freezing point of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water Density of heavy water is higher than that of ordinary water It produces corrosion ANSWER DOWNLOAD EXAMIANS APP
Physics Least audible sound for most of the human ear is : 10.0 µ bar 0.0002 µ bar 5.0 µ bar 0.005 µ bar 10.0 µ bar 0.0002 µ bar 5.0 µ bar 0.005 µ bar ANSWER DOWNLOAD EXAMIANS APP
Physics Which microscope is often used to view metal surfaces? Electron microscopes Scanning tunneling microscopes Optical microscopes None of these Electron microscopes Scanning tunneling microscopes Optical microscopes None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Diamond Graphite Charcoal Peat Diamond Graphite Charcoal Peat ANSWER DOWNLOAD EXAMIANS APP
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