Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 5 cm 15 cm 10 cm 20 cm 5 cm 15 cm 10 cm ANSWER DOWNLOAD EXAMIANS APP
Physics Mica is used in electrical appliances such as electric iron because mica is a bad conductor of heat but a good conductor of electricity a good conductor of heat as well as electricity a good conductor of heat but a bad conductor of electricity a bad conductor of heat as well as electricity a bad conductor of heat but a good conductor of electricity a good conductor of heat as well as electricity a good conductor of heat but a bad conductor of electricity a bad conductor of heat as well as electricity ANSWER DOWNLOAD EXAMIANS APP
Physics Hertz is the SI unit of Power Weight Frequency Pressure Power Weight Frequency Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed greater than the speed of sound less than the speed of sound of sound of light greater than the speed of sound less than the speed of sound of sound of light ANSWER DOWNLOAD EXAMIANS APP
Physics Force of impact is the force When the objects meet By the objects weight None of these By the speed of the object When the objects meet By the objects weight None of these By the speed of the object ANSWER DOWNLOAD EXAMIANS APP
Physics Golden view of sea shell is due to Diffraction Dispersion Polarization Reflection Diffraction Dispersion Polarization Reflection ANSWER DOWNLOAD EXAMIANS APP
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