Question

Q2] Arrange the following procedure in correct order. 1)
Connect a vacuum pump through another opening jar. 2)
Connect the bell to a battery through a key. 3) Now, pump
out the air from the jar, try to hear the sound. 4) Take a bell
jar, suspended an electric bell inside it.​

Answer 1

Answer:

It should be 1-4-2-3. I am not sure for this but according to me, it is correct.

Answer 2

Answer:

1 Take a bell jar,suspended an electric bell inside it.

2 Connect the bell to a battery through a key.

3 Connect a vaccum pump through another opening of jar.

4 Now, pump out the air from the jar,try to hear the sound.