Question
Question: When both the studs are in contact in a screw gauge then a student finds that 96<sup>th</sup> divisi...
When both the studs are in contact in a screw gauge then a student finds that 96th division of circular scale is in line with the reference line then the conclusion would be-
A
The instrument has no zero error, it is perfect
B
It has +ve zero error, 4 L C
C
It has –ve zero error, 4 L C
D
It has –ve zero error, 96 LC
Answer
It has –ve zero error, 4 L C
Explanation
Solution
It is –ve zero error. 4 × LC