Add New Description

Fill up the form and submit

5.0 \times 10^{8} m s^{- 1}

2.96 \times 10^{7} m s^{- 1}

6.0 \times 10^{5} m s^{- 1}

9.0 \times 10^{4} m s^{- 1}

ANS : 2

Descrption

To add a description please, login first. click here to login

Cancel Login