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Assertion : Light year and year, both me...

Assertion : Light year and year, both measure time.
Reason : Because light year is the time light takes to reach the earth from the sun.

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

B

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False

D

If both Assertion & Reason are false.

Text Solution

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The correct Answer is:
A
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MOTION-UNITS AND DIMENSIONS, BASIC MATHEMATICS -Exercise - 2 (Objective Problems )
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  5. Assertion : The unit vectors hati, hatj and hatk have of distance and ...

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  6. Which of the following system of units is not based on units of mass, ...

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  7. Which of the following quantity is unitless ?

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  8. The dimensional formula of wave number is

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  9. Which of the following does not have the dimensions of force?

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  10. Which of the following is incorrect statement

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  11. A dimensionless quantity

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  12. A unitless quantity

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  13. Which of the following is incorrect

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  14. The Bernoulli's equation is given by P+1/2 rho v^(2)+h rho g=k. Where ...

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  15. When a wave transverses in a medium, the displacement of a particle lo...

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  16. The method of dimensional analysis can be used to derive which of the ...

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  17. If the error in the measurement of radius of a sphere in 2% then the e...

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  18. An iceberg of density 900kg//m^(3) is floating in water of density 100...

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