Static Quiz 2nd March

1. Which of the following is/are cross-linked polymer?

1. Polythene
2. Nylon
3. Bakelite

Select the correct answer using the codes given below.

2. With reference to Low Earth Orbits (LEO), consider the following statements:

1. Satellites in LEO suffer high atmospheric drag compared to those in geostationary orbit.
2. Satellites in LEO have high dwell time over a particular area.

Which of the statements given above is/are correct?

3. Human bodies can be scanned with Magnetic Resonance Imaging (MRI) because they contain:

4. In a closed system, between the system and environment, there is no exchange of:

1. Matter
2. Energy
3. Heat

Select the correct answer using the codes given below.

5. With reference to an inverter, consider the following statements:

1. An inverter is a device that converts alternating current to direct current.
2. An inverter is fitted in the main power line.

Which of the statements given above is/are correct?