Measurement and Instrumentation A DC potentiometer is designed to measure up to about 2V with a slide wire of 800 mm. A standard cell of emf 1.18 V obtains balances at 600 mm. A test cell is seen to obtain balance at 680 mm. The emf of test cell is 1 V. 1.34 V. 1.7 V. 1.5 V. 1 V. 1.34 V. 1.7 V. 1.5 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? Damping device Controlling device All of the listed here Deflecting device Damping device Controlling device All of the listed here Deflecting device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is Faulty All right None of these Short-circuited Faulty All right None of these Short-circuited ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following are needed both for protection and metering? Instrument transformer. Wattmeters. Power factor meters. Energy meter. Instrument transformer. Wattmeters. Power factor meters. Energy meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows sinisoidal. a straight line. an ellipse. a circle. sinisoidal. a straight line. an ellipse. a circle. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have High degree of measuring accuracy High sensitivity Absence of frequency error Independence of ambient temperature High degree of measuring accuracy High sensitivity Absence of frequency error Independence of ambient temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS