A dummy strain gage is used in a quarter bridge strain gage circuit to :
(A) compensate for changes in temperature and lead wire resistance
(B) produce more output voltage from the bridge
(C) increase the sensitivity of the bridge
(D) compensate lead wire resistance only
(A) compensate for changes in temperature and lead wire resistance
(B) produce more output voltage from the bridge
(C) increase the sensitivity of the bridge
(D) compensate lead wire resistance only