Answer:
The first law of thermodynamics is the law of conservation of energy. It states that energy is always conserved. ... To keep a machine moving, the energy applied should stay with the machine without any losses. Because of this fact alone, it is impossible to build perpetual motion machines.
Explanation:
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"Force and distance" are the ones among the following choices given in the question is the relationship that the inverse square proportionality in Coulomb's equation explain. The correct option among all the options that are given in the question is the third option or option "c". I hope the answer has helped you.
Answer:
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Explanation:
The water in pot X has more kinetic energy than the water in pot Y.
Answer: Gravitational forces are action-at-a-distance forces
Explanation:
Gravitational forces are action-at-a-distance forces that act between two objects even when they are held some distance apart. For example If you watch a roller coaster car move along its course, then you are witnessing an action-at-a-distance.