Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 5 cm 20 cm 10 cm 15 cm 5 cm 20 cm 10 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Lamberts law is related to Illumination Reflection Interference Refraction Illumination Reflection Interference Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The density of water is 1 g/cc. This is strictly valid at 100°C 0°C 4°C 25°C 100°C 0°C 4°C 25°C ANSWER DOWNLOAD EXAMIANS APP
Physics Flemings ''Left hand Rule" is associated with the effect of Electric field on magnet Magnetic field on magnet Electric field on current Magnetic Field on current Electric field on magnet Magnetic field on magnet Electric field on current Magnetic Field on current ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as It has very high energy It is a striking colour Its wavelength is the longest It is scattered It has very high energy It is a striking colour Its wavelength is the longest It is scattered ANSWER DOWNLOAD EXAMIANS APP
Physics Which among the following is false about displacement? Displacement is never greater than Distance It can be positive, negative or zero Its SI unit is meter It is always positive Displacement is never greater than Distance It can be positive, negative or zero Its SI unit is meter It is always positive ANSWER DOWNLOAD EXAMIANS APP