Measurement and Instrumentation In a CRO which of following is not a part of electron gun? Cathode Grid Accelerating anode X-Y plates Cathode Grid Accelerating anode X-Y plates 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. 1 is true but 2 is false. Both 1 and 2 are true. 1 is false but 2 is true. Both 1 and 2 are false. 1 is true but 2 is false. Both 1 and 2 are true. 1 is false but 2 is true. Both 1 and 2 are false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In which of the transformer is the secondary nearly short circuited under normal operating condition? CT. Power transformer. PT. Distribution transformer. CT. Power transformer. PT. Distribution transformer. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A thermo couple ammeter gives full scale deflection of 10 A, when it reads one fifth of the scale, the current will be 2 A. 4 A. 5.78 A. 4.47 A. 2 A. 4 A. 5.78 A. 4.47 A. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring-controlled moving iron voltmeter draws a current of 1 mA for full scale value of 100V. If it draws a current of 0.5 mA, the meter reading is 100 V. 200 V. 25 V. 50 V. 100 V. 200 V. 25 V. 50 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC instrument can be used as flux meter By eliminating the control springs By using a high series resistance By using a low resistance shunt By making control springs of large moment of inertia By eliminating the control springs By using a high series resistance By using a low resistance shunt By making control springs of large moment of inertia ANSWER DOWNLOAD EXAMIANS APP
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