Physics The height of a geo-stationary satellite from the Earth's surface is approximately : 36,000 km 42,000 km 30,000 km None of these 36,000 km 42,000 km 30,000 km None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A rear-view mirror for driving is Inverted Plain Concave Convex Inverted Plain Concave Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Metals are good conductors of electricity because: All of these The atoms are lightly packed. They have high melting point. They contain free electrons. All of these The atoms are lightly packed. They have high melting point. They contain free electrons. ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb at rest explodes into a large number of tiny fragments. The total momentum of all the fragments Is infinity Is zero Depends on the speeds of various fragments Depends on the total mass of all the fragments Is infinity Is zero Depends on the speeds of various fragments Depends on the total mass of all the fragments ANSWER DOWNLOAD EXAMIANS APP
Physics Why does the sea appear blue in colour? Scattering of the sunlight by water molecules Refraction of the sun light Interference of the sun light from water surface Reflection of the sun light from water surface Scattering of the sunlight by water molecules Refraction of the sun light Interference of the sun light from water surface Reflection of the sun light from water surface ANSWER DOWNLOAD EXAMIANS APP
Physics Electric current is measured by which instrument? Ammeter Sinometer Voltmeter Barometer Ammeter Sinometer Voltmeter Barometer ANSWER DOWNLOAD EXAMIANS APP
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