Assertion :The units of some physical quantities can be expressed as combination of the base units. Reason: We need only a limited number of units for expressing the derived physical quantities.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
The unit for the base quantities are called the base units. The units of all other physical quantities can be expressed as combinations of the base units.

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Assertion :The units of some physical quantities can be expressed as combination of the base units. Reason: We need only a limited number of units for expressing the derived physical quantities.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionThe unit for the base quantities are called the base units. The units of all other physical quantities can be expressed as combinations of the base units.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
The unit for the base quantities are called the base units. The units of all other physical quantities can be expressed as combinations of the base units.