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1. |
If the radius of earth is 6400 km. then angular velocity for a point on its equator will be - |
A. | 7.3 × 10-5 |
B. | 7.3 × 10-6 |
C. | 10 × 10-5 |
D. | 1.5 × 10-5 |
Answer» B. 7.3 × 10-6 | |