What happens when prong of a tuning fork is stretched outward from its normal position?

it compresses surrounding air molecules

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it expands surrounding air molecules

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it reflects surrounding air molecules

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it deflects surrounding air molecules

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Solution

The correct option is C it compresses surrounding air molecules
When one prong of a tuning fork is stretched outward from its normal position.It compresses surrounding air molecules which are closer to the prong, thus creating a region of compression around the prong.

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Question 2
A cell will swell up if:

(a) The concentration of water molecules in the cell is higher than the concentration of water molecules in surrounding medium
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(c) The concentration of water molecules is same in the cell and in the surrounding medium
(d) Concentration of water molecules does not matter

Q. Hot air moves upward because it is ______ than surrounding air.

Q. Convection currents in air are formed when _____ air rises up and the ____ air from surrounding areas rushes to fill in its place.

Q. When a tyre bursts, the air coming out is cooler than the surrounding air. Explain.

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What happens when prong of a tuning fork is stretched outward from its normal position?

The correct option is C it compresses surrounding air moleculesWhen one prong of a tuning fork is stretched outward from its normal position.It compresses surrounding air molecules which are closer to the prong, thus creating a region of compression around the prong.

The correct option is C it compresses surrounding air molecules
When one prong of a tuning fork is stretched outward from its normal position.It compresses surrounding air molecules which are closer to the prong, thus creating a region of compression around the prong.