Measurement and Instrumentation Which of the following meter is most suitable for measuring radio frequency currents? Moving - iron meter. VTVM. Thermocouple meter. Moving - coil meter. Moving - iron meter. VTVM. Thermocouple meter. Moving - coil meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 1/49.99 ohms 49.99 Ohms 1 Ohm 2 Ohms 1/49.99 ohms 49.99 Ohms 1 Ohm 2 Ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A CRO can display DC signals Time invariant signals AC signals Both AC and DC signals DC signals Time invariant signals AC signals Both AC and DC signals ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The thermocouple instruments do not have High sensitivity Independence of ambient temperature Absence of frequency error High degree of measuring accuracy High sensitivity Independence of ambient temperature Absence of frequency error High degree of measuring accuracy ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A PMMC voltmeter is connected across a series combination of a DC voltage source V1 = 2 V and an AC voltage source V2 = 3sin4t, the voltmeters reads 2 V. 0 V. 5 V. (2 + √3/2)V. 2 V. 0 V. 5 V. (2 + √3/2)V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measurement on high voltage capacitors, the suitable bridge is Wein bridge Modified De santy's bridge Schering bridge Any of the listed here Wein bridge Modified De santy's bridge Schering bridge Any of the listed here ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS