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In the following questions, a statement ...

In the following questions, a statement of assertion is followed by a statement of reason. Mark the correct choice as
(a) If both assertion and reason are true and reason is the correct explanation of assertion.
(b) If both assertion and reason are true but reason is not the correct explanation of assertion.
(c ) If assertion is true but reason is false.
(d) If assertion and reason are false.
Q. Assertion: A large soap bubble expands while a small bubble shrinks, when they are connected to each other by a capillary tube.
Reason: The excess pressure inside bubble (or drop) is inversely proportional to the radius.

A

If both assertion and reason are true and the reason is the correct explanation of the assertion.

B

If both assertion and reason are true but reason is not the correct explanation of the assertion.

C

If assertion is true but reason is false

D

If the assertion and reason both are false

Text Solution

Verified by Experts

The correct Answer is:
A
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ERRORLESS -SURFACE TENSION-Exercise
  1. Assertion : The concept of surface tension is held only for liquids. ...

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  2. In the following questions, a statement of assertion is followed by a ...

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  3. In the following questions, a statement of assertion is followed by a ...

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  4. Statement I: Smaller drops of liquid resist deforming forces better th...

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  5. Assertion : The water rises higher in a capillary tube of small diame...

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  6. Statement-1: hot soup tastes better than the cold soup. Statement-2:...

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  7. Assertion : The shape of a liquid drop is spherical. Reason : The ...

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  8. A soap film of surface tension 3 xx 10^(-2)N//m formed in a rectangula...

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  9. Energy required to form a soap bubble of diameter 20 cm will be (Surfa...

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  10. The work done in blowing a soap bubble of volume V is W. The work done...

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  11. Surface tension of soap solution is 2 xx 10^(-2) N//m . The work done ...

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  12. The execc pressure inside the first soap bubble is three times that in...

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  13. When a capillary tube is dipped in water, water rises upto 8cm in the ...

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  14. A bubble of 8 mm diameter is formed in the air. The surface tension of...

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  15. The height upto which water will rise in a capillary tube will be:

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  16. Water rises to a height of 10 cm in capillary tube and mercury falls t...

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  17. The angle of contact between glass and water is 0^@ and surface tensi...

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  18. A drop of water breaks into two droplets of equal size. In this proces...

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  19. A soap bubble of radius R is blown. After heating the solution a secon...

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  20. A false statement is

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