Download Aptitude Crack
img not found img not found

Measurements and Instrumentation - Engineering

Q1:

A polyphase wattmeter basically consists of two wattmeters. The moving system of two wattmeters

A are common

B are separate

C are generally common

D are generally separate

ANS:A - are common

The moving system has to be common since reading depends on the action of both wattmeters.