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Question

Assertion (A): Absolute error in physical quantity can be positive, negative or zero.
Reason (R): Absolute error is the difference in measured value and true value of physical quantity.
Choose the correct option:

A
Both A and R are true and R is the correct explanation of A.
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B
Both A and R are true and R is not the correct explanation of A.
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C
A is true but R is false.
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D
A is false but R is true.
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Solution

The correct option is D A is false but R is true.
Absolute error = Measured value- Actual value. It is always positive.
Hence, option (d) is the correct answer.

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