Q: The energy contained in an object is 1500J and its mass is 15kg. Find the height of the object above the ground.
- A. 10m
- B. 10N
- C. 10Pa
- D. 10 cm
Correct Answer:
Option A - here, PE = 1500 J, m = 15 kg
(PE) = mgh
15 × 10 × h = 1500
h = 10 m
A. here, PE = 1500 J, m = 15 kg
(PE) = mgh
15 × 10 × h = 1500
h = 10 m
Explanations:
here, PE = 1500 J, m = 15 kg (PE) = mgh 15 × 10 × h = 1500 h = 10 mAddress
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