The light of distant stars is affected by
A). Interstellar Dust
B). The Earth's Atmosphere
C). Both A & B
D). None of the above
Both A & B
The light of distant stars is affected by interstellar dust and the Earth's atmosphere.
1. The radiation initially produced in fluorescent tube is
2. When all the forces and torques are balanced in a mechanical body it is said to be in
3. The temperature of a liquid is 32° F. What is its temperature in Celsius scale?
7. Which of the following are used for accurately measuring very small time intervals
8. The oil in the wick of lamp rises due to