First slide

Measurement

Question

Screw gauge is said to have a negative error

Moderate

A

when circular scale zero coincides with base line of main scale
B

when circular scale zero is above the base line of main scale
C

when circular scale zero is below the base line of main scale
D

None of the above

Solution

when circular scale zero is above the base line of main scale

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App