Question

Nidhi pushed the plunger of syringe
completely and dipped its needle in water.
Then she slowly pulled the plunger while its
needle was still immersed in water. Select
the correct statement regarding this.
(A) Water will move in the syringe when
she pushed the plunger down due to
air pressure.
(B) When she pushed the plunger down all
the air moved out creating an empty
space in syringe.
(C) Air outside the syringe exerted pressure
on water causing it to move in when
the plunger is pulled up.
(D) Both (B) and (C)​

Answer 1

Explanation:

(A) Water will move in the syringe when

she pushed the plunger down due to

air pressure.

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it's correct

Answer 2

Answer:

b option is right

Explanation:

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