13.The paper ball kept near the mouth of a plastic bottle will be pushed out because
(1 Point)
a. the air pressure inside the bottle is same as that at the mouth
b. the air pressure inside the bottle is more than that at the mouth
c. the air pressure inside the bottle is less than that at the mouth
d. the pressure inside and outside the bottle same.
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Answers
Answered by
2
Answer:
May I know whick standard are you
Answered by
1
Answer:
Option B
Explanation:
The force pushing outward is greater than the force resisting it.When the forces cancell out the force acting is pushing outward so the paper ball also moves in that direction.
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