Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 2 hours 20 minutes 20 minutes 3.7 hours You cannot hear the sound of explosion 2 hours 20 minutes 20 minutes 3.7 hours You cannot hear the sound of explosion ANSWER DOWNLOAD EXAMIANS APP
Physics Woollen cloth protects the body from cold because External heat rays enter into the body through the woollen cloth It is a good conductor of heat It reflects heat It is a poor conductor of heat External heat rays enter into the body through the woollen cloth It is a good conductor of heat It reflects heat It is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics A gas thermometer is more sensitive than a liquid thermometer because a gas : Is easy to obtain Expands more than a liquid Is lighter than liquid Does not change state easily Is easy to obtain Expands more than a liquid Is lighter than liquid Does not change state easily ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for formation of Mirage in desert? Total internal reflection of light Refraction of light Both Refraction and Total internal reflection of light Reflection of light Total internal reflection of light Refraction of light Both Refraction and Total internal reflection of light Reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics If objects appear enlarged and inverted in a rear view mirror, then which type of mirror is used? Plane Convex Concave Cylindrical Plane Convex Concave Cylindrical ANSWER DOWNLOAD EXAMIANS APP
Physics The shape of our milky way galaxy is None of these Circular Spiral Elliptical None of these Circular Spiral Elliptical ANSWER DOWNLOAD EXAMIANS APP
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