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Statement-1: It is better to wash the cl...

Statement-1: It is better to wash the clothes in cold soap solution.
Statement-2: The surface tension of cold solution is more than the surface tension of hot solution:

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 assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
D
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ERRORLESS -SURFACE TENSION-Exercise
  1. Which graph represents the variation of surface tension with temperatu...

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  2. It becomes easier to spray the water in which some soap is dissolved. ...

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  3. Statement-1: It is better to wash the clothes in cold soap solution. ...

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

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

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

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  7. Assertion : The impurities always decrease the surface tension of a l...

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  8. Statement-1: The angle of contact of a liquid decrease with increase i...

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  9. Assertion : The concept of surface tension is held only for liquids. ...

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

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

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

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

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

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

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

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

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

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

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

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