Question

dropper to fill ink works because of which of the following ? एक ड्राॅपर में स्याही भरने में निम्न मे सें कौनसा बल कार्य करता है ? *

1 अंक

[A] Friction घर्षण

[B] Muscular पेशीय

[C] Air pressure वायु दाब

[D] Electrostatic वैद्युतिकी

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Answer 1

Explanation:

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b. eject r kurkr krrr rkkrrukrjeyvc I k kru

Answer 2

Answer:

C - Air Pressure

Explanation:

When you press the bulb behind the dropper, the air inside the bulb is pushed out and then you release it after inserting it into the solution.

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