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761.
The first law of thermodynamics is also known as the law of:
Explanation:
762.
Which of the following is a measure of the disorder or randomness of a system?
Explanation:
763.
Which of the following processes absorbs heat from the surroundings and cools the surroundings?
Explanation:
764.
In a heat engine, what is the ratio of work output to the heat input called?
Explanation:
765.
What is the lowest possible temperature in the Kelvin scale?
Explanation:
766.
What does the principle of conservation of momentum state?
Explanation:
767.
In which of the following cases is the work done by a force positive?
Explanation:
768.
Which law of thermodynamics states that no heat engine can be more efficient than a Carnot engine operating between the same two reservoirs?
Explanation:
769.
What is the term for the energy associated with the motion of particles in a substance?
Explanation:
770.
What is the SI unit of electric charge?