| 1 |
The temperatur eof outer surface of sun is |
- A. 2000 oC
- B. 4000 oC
- C. 6000 oC
- D. 10,000 oC
|
| 2 |
The name of first artificial satellite is. |
- A. Sputnik-I
- B. Comets
- C. Viking
- D. Apollo
|
| 3 |
Which is the neasrest planet to the Sun |
- A. Saturn
- B. Earth
- C. Mercury
- D. Venus
|
| 4 |
Geostationary satellites are revolve around earth at height of. |
- A. 3000 km
- B. 36000 km
- C. 40000 km
- D. 50,000 km
|
| 5 |
Which of the following emits its own light. |
- A. Moon
- B. Venus
- C. Sun
- D. Jupiter
|
| 6 |
The 1st artificial satellite was sent into space in. |
- A. 1945
- B. 1955
- C. 1957
- D. 1962
|
| 7 |
The system that locates the postion of an object. |
- A. GRP
- B. GMS
- C. GPS
- D. PGS
|
| 8 |
How long does it take for a geostationary satellite to complee one orbit. |
- A. One day
- B. One month
- C. One week
- D. One year
|
| 9 |
Before which planet, does the Venus orbit. |
- A. Mercury
- B. Mars
- C. Earth
- D. Saturm
|
| 10 |
The closeset planet ot sun is |
- A. Earth
- B. Jupiter
- C. Mercury
- D. Venus
|
