Physics Sources of geothermal power are Earth's heat Water None of these Both A & B Earth's heat Water None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ Visible light Infrared rays X–rays Ultraviolet rays Visible light Infrared rays X–rays Ultraviolet rays ANSWER DOWNLOAD EXAMIANS APP
Physics An egg sinks in soft water but floats in a concentrated solution of salt because Water has high surface tension Albumin dissolves in salt solution and egg becomes lighter The density of salt solution exceeds the density of eggs Egg absorbs salt from the solution and expands Water has high surface tension Albumin dissolves in salt solution and egg becomes lighter The density of salt solution exceeds the density of eggs Egg absorbs salt from the solution and expands ANSWER DOWNLOAD EXAMIANS APP
Physics Radiocarbon is produced in the atmosphere as a result of Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. Action of ultraviolet light from the sun on atmospheric oxygen. Collision between fast neutrons and nitrogen nuclei present in the atmosphere. Action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere. Lightning discharge in atmosphere. ANSWER DOWNLOAD EXAMIANS APP
Physics In which of the following cases, kinetic energy is being used in performing work ? Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance Driving a car to cover a distance Wind mill grinding wheat grain Rowing a boat in the lake Paddling the bicycle to cover a distance ANSWER DOWNLOAD EXAMIANS APP
Physics Land is considered a resource because it Requires labor to be useful Costs little or nothing to use Is used to produce things Is always available to use Requires labor to be useful Costs little or nothing to use Is used to produce things Is always available to use ANSWER DOWNLOAD EXAMIANS APP
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