Mechanical and Non mechanical Waves

Q. Sound waves are waves.

1. mechanical
2. electromagnetic
3. non-mechanical

Q.

As a mechanical wave travels through a given medium, it loses its energy to the medium.

1. True

2. False

Q.

will sound travel in the fourth state of matter which iis plasma.

Q.

Which of the following is true for a wave?

1. Energy is transmitted in a wave.

2. All of the above.

3. It is a disturbance that propagates through a medium.

4. Consecutive oscillation of particles occur along a path.

Q. Assertion :Sound waves do not travel through vacuum Reason: Sound waves are mechanical waves, which require a medium for their propagation

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
3. Assertion is correct but Reason is incorrect
4. Both Assertion and Reason are incorrect

Q. Choose whether true or false:-
Sound is a wave as it propogates similarly.

1. True
2. False