Question

Column A
(a) Lubricants
(b) Liquid pressure
(c) Loudness of sound
(d) Ultrasonic sound
(e) Pure water
Column B
1. Increases with depth
2. Reduce the friction
3. Produced by bats
4. Insulator of electricity
5. Increases with its intensi​

Answer 1

Answer:

1 -d

2 -a

3 -e

4 -c

5 -b

Explanation:

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Answer 2

Answer:

happy friendship day to all friend