Acceleration due to gravity on a planet decreases with ______.
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In a hydrogen atom, an electron moves in an orbit of radius 5.0 x 10-11 m with a speed of 2.2 x 106 m/s. What is the equivalent current? (Electronic charge = 1.6 x10-19 C)
If an object is placed at the center of curvature of a concave mirror, then the image formed will be
A curved mirror where the reflecting surface is curved inwards is called a
Which is the form of energy that does NOT occur while riding a bicycle?
Which of the following is a characteristic of an exothermic reaction?
A ball of 0.1 kg is dropped from rest. When it falls through a distance of 2 m, the work done by the force of gravity is
Rectifiers convert _____.
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