Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? Power transformer. Distribution transformer. CT. PT. Power transformer. Distribution transformer. CT. PT. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For the AC bridge circuit shown in figure at balance the value of Rd will be (Rc/Rb).Ra. (Rc/Ra).Rb. (Rb/Rc).Ra. (Ra/Rc).Rb. (Rc/Rb).Ra. (Rc/Ra).Rb. (Rb/Rc).Ra. (Ra/Rc).Rb. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In DC potentiometer measurments, a second reading is often taken after reversing the polarities of the DC supply and the unknown voltage and the average of the two reading is taken. This is with a view of eliminate the effects of Stray magnetic fields. Errorneous standardisation. Stray thermal emfs. Ripples of the DC supply. Stray magnetic fields. Errorneous standardisation. Stray thermal emfs. Ripples of the DC supply. ANSWER DOWNLOAD EXAMIANS APP
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 1.7 V. 1.34 V. 1 V. 1.5 V. 1.7 V. 1.34 V. 1 V. 1.5 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving iron ammeter produces a full scale torque of 240 μNm with a deflection of 120° at a current of 10 A. The rate of change of self induction (μH/radian) of the instrument at full scale is 114.6 μH/radian. 2.0 μH/radian. 12.0 μH/radian. 4.8 μH/radian. 114.6 μH/radian. 2.0 μH/radian. 12.0 μH/radian. 4.8 μH/radian. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In eddy current damping, disc or former is made of a material that is a Non conductor and non magnetic Non conductor but magnetic Conductor but non magnetic Conductor but magnetic Non conductor and non magnetic Non conductor but magnetic Conductor but non magnetic Conductor but magnetic ANSWER DOWNLOAD EXAMIANS APP
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