50J of work must be done to lift a vase from the ground up on to a shelf. When the vase is on the shelf whats its gravitational potential energy
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If 50 Joule of work must be done to move electric charge of 2C from a point where potential is +10 vol another point, where potential is V volt, find the value of V (A) 5 V B-15 V (C) +35V D) +10 V Three point charges are placed at the three comers of an equilateral triangle as shown in figure.
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