Maximum allowable limit up to that a measurement may vary from the true value is called
- APermissible errorCorrect
- BResidual error
- CExpected error
- DSafe error
Solution
Concept
Permissible error
Step-by-step solution
1. The maximum limit up to which a measurement may differ from the true value is called the permissible error (or allowable error).
Explanation
Permissible error is the tolerance set for a survey. A measurement within this limit is accepted; one outside it must be repeated.
Shortcut
Permissible = allowed limit.
Common mistake
Confusing with residual error.
Correct answer: A) Permissible error