1 m/s equals ________ km/hr
A). 5/16
B). 16/5
C). 18/5
D). 5/18
1. Which of the following has the longest wavelength?
2. It is difficult to cook at high altitudes?because
3. The plastic material commonly used for making gear wheels is
5. Velocity of sound in air does not change with the change of
6. A balloon filled with hydrogen will
7. A man jumping out of a moving train is thrown
10. An object having the capability to do work is said to possess