MCQ
The angular speed of earth, so that the object on equator may appear weightless, is $\left(g=10 \mathrm{~m} / \mathrm{s}^2\right.$, radius of earth $\left.6400 \mathrm{~km}\right)$
- ✓$1.25 \times 10^{-3} \mathrm{rad} / \mathrm{sec}$
- B$1.56 \times 10^{-3} \mathrm{rad} / \mathrm{sec}$
- C$1.25 \times 10^{-1} \mathrm{rad} / \mathrm{sec}$
- D$1.56 \times 10^{-7} \mathrm{rad} / \mathrm{sec}$