Which of the following statements is true?
A. An object with stored energy cannot have mechanical energy.
В. An object with mechanical energy is always able to perform work.
C. An object with potential energy is always in motion.
D An object with kinetic energy is always positioned above the ground.
Answers: 3
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An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?
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Which of the following statements is true?
A. An object with stored energy cannot have mechanical e...
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