Measurement and Instrumentation The terminals across the source are ______________________________ if a current source is to be neglected. short circuited replaced by a source resistance replaced by a capacitor open circuited short circuited replaced by a source resistance replaced by a capacitor open circuited ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO can display AC signals DC signals Time invariant signals Both AC and DC signals AC signals DC signals Time invariant signals Both AC and DC signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A moving coil of a meter has 100 turns, and a length and depth of 10 mm and 20 mm respectively. It is postioned in a uniform radial flux density of 200 mT. The coil carries a current of 50 mA. The torque on the coil is 100 Nm. 2 Nm. 1 Nm. 200 Nm. 100 Nm. 2 Nm. 1 Nm. 200 Nm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An induction meter can handle current upto 100 A 60 A 10 A 30 A 100 A 60 A 10 A 30 A ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statement - 1. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the current coil. 2. The compensating coil of a low power factor wattmeter compensates the effect of the impedance of the voltage coil circuit. Both 1 and 2 are true. 1 is true but 2 is false. Both 1 and 2 are false. 1 is false but 2 is true. Both 1 and 2 are true. 1 is true but 2 is false. Both 1 and 2 are false. 1 is false but 2 is true. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A sampling wattmeter is used to measure the average power of a load. The peak to peak voltage of a square wave is 10 V and the current is triangular wave of 5 Amp P-P as shown in the figure. The period is 20 ms. The reading in W will be 0 W. 100 W. 50 W. 25 W. 0 W. 100 W. 50 W. 25 W. ANSWER DOWNLOAD EXAMIANS APP
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