If the distance travelled by an object is zero, then the displacement of the object
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What will be the resistance of a wire across which, when 2V potential difference is applied, 1A current flows through the wire?
A ball, thrown vertically upward, rises to a height of 80 m and returns to its original position. The magnitude of its displacement after 7 s of motion will be ____. (take g = 10 m/s2)
A compressed spring possesses more energy than a spring of normal length because the compressed spring has
Which object converts electricity to light?
Bulb converts electricity to light whereas solar panel is the device which converts light to electricity.
AC is converted into DC by a
Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.
An object weighing 20 kg is raised through a height of 2 m. What will be the work done by the force of gravity in this process?
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