Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 20 minutes 2 hours 20 minutes 3.7 hours You cannot hear the sound of explosion 20 minutes 2 hours 20 minutes 3.7 hours You cannot hear the sound of explosion ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Reflection of light Scattering of light Dispersion of light Refraction of light Reflection of light Scattering of light Dispersion of light Refraction of light ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of energy in MKS system is Erg Ohm Joule Volt Erg Ohm Joule Volt ANSWER DOWNLOAD EXAMIANS APP
Physics One bar is equal to 103 Pa 106 Pa 104 Pa 105 Pa 103 Pa 106 Pa 104 Pa 105 Pa ANSWER DOWNLOAD EXAMIANS APP
Physics In a ________ the wave particles of the medium vibrate in a direction perpendicular to the direction of wave propagation Transverse Rolling Longitudinal Field Transverse Rolling Longitudinal Field ANSWER DOWNLOAD EXAMIANS APP
Physics The focal length of a concave mirror with a radius of curvature of 20.0 cm is : 20 cm 10 cm 5 cm 15 cm 20 cm 10 cm 5 cm 15 cm ANSWER DOWNLOAD EXAMIANS APP
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