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Neutron possesses:
(1)Positive charge
(2)Negative charge
(3)No charge
(4)All are correct
Ans: (3)No charge
A 40 kilogram girl climbs a vertical distance of 5 meters in twenty seconds at a constant velocity. How much work has the girl done? Ans: 2000 joules or 1960 joules work is
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The superposition theorem is a very useful network theorem. Write its statement
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