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If angle of deviations near the first an...

If angle of deviations near the first and the second refractory surfaces are `delta_1`, and `delta_2`, then ......

A

`delta_1=delta_2`

B

`delta=delta_1-delta_2`

C

`delta=delta_1+delta_2`

D

`delta_1=2delta_2`

Text Solution

Verified by Experts

The correct Answer is:
C
`delta=delta_1+delta_2`
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