Mathematics · Gravitation
A body weighs 49 N on a spring balance at the North Pole. What will be its weight recorded on the same weighing machine if it is shifted to the equator? [Take g at the pole = 9.8 m/s2, radius of Earth R = 6400 km, and angular velocity of Earth ω = 7.29 × 10-5 rad/s]
- 149.83 N
- 248.83 N✓
- 349.00 N
- 449.17 N
Correct answer
48.83 N
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