Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 10 cm 20 cm 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
Physics The time period of a pendulum when taken to the Moon would: Remain the same Increase Decrease Become zero Remain the same Increase Decrease Become zero ANSWER DOWNLOAD EXAMIANS APP
Physics Steel is more elastic than rubber because it : Is never deformed Is deformed very easily Is harder than rubber Requires larger deforming force Is never deformed Is deformed very easily Is harder than rubber Requires larger deforming force ANSWER DOWNLOAD EXAMIANS APP
Physics A soap bubble shows colours when illuminated with white light. This is due to Interference Polarisation Diffraction Reflection Interference Polarisation Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon which causes mirage is Total internal reflection Interference Diffraction Polarisation Total internal reflection Interference Diffraction Polarisation ANSWER DOWNLOAD EXAMIANS APP
Physics Name the process of production of energy in the Sun Nuclear fusion Nuclear fission Ionization Radioactivity Nuclear fusion Nuclear fission Ionization Radioactivity ANSWER DOWNLOAD EXAMIANS APP
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