Satellite

Q.

Artificial satellites are classified based on their revolving orbits as:

1. Geostationary satellites

2. Remote sensing satellites

3. Equatorial satellites

4. Polar satellites

Q.

World's first artificial satellite was:

1. Sputnik1

2. Rohini

3. Bhaskara

4. Aryabhatta

Q. Periodic time (T) of a satellite revolving above Earth’s surface at a height equal to the radius of Earth (R), is
$g=9.8m/s^2$

1. $2\pi \sqrt{\frac{R}{g}}$
2. $8\pi \sqrt{\frac{R}{g}}$
3. $4\sqrt{2}\pi \sqrt{\frac{R}{g}}$
4. $2\pi \sqrt{\frac{2R}{g}}$

Q.

World's first artificial satellite was:

1. Aryabhatta

2. Rohini

3. Bhaskara

4. Sputnik1

Q. The path that a satellites makes around the world is called ................

1. A period
2. An orbit
3. A foot print
4. An uplink

Q.

Which of the following is/are the applications of satellites?

1. Weather forecasting
2. All the above
3. Mobile communication
4. Remote Sensing

Q.

can pir sensor detect wind or sun

Q.

Which of the following is/are the applications of satellites?

1. Weather forecasting
2. Mobile communication
3. Remote Sensing
4. All the above