engineering recuitment DRDO Technician A 2022 Mock Test Series (Tier I) Electrician and Wireman Measuring Instruments
Which one of the following forces is necessary for indicatingĀ instruments?
(1) Deflective force
(2) Controlling force
(3) Damping force
1
(2) and (3)
2
Only (b)
3
(1) and (3)
4
(1), (2), and (3)