Which statement best describes the law of conservation of energy?

Question

Which statement best describes the law of conservation of energy? — Exam MCQ

rrbjepyq.in · Accepted Answer

A. Energy cannot be created or destroyed; it only changes form. — The correct choice is Energy cannot be created or destroyed; it only changes form.. It follows from the relevant Newtonian mechanics, motion, work, energy, power or simple-machine relationship.

rrbjepyq.in · Answer

B. Energy always increases in a closed system.

rrbjepyq.in · Answer

C. Energy can be destroyed but not created.

rrbjepyq.in · Answer

D. Energy is used up during physical processes and disappears.

Which statement best describes the law of conservation of energy?

📚 Related Questions — Mechanics