Measurement and Instrumentation Commonly used standard capacitor is Spherical type Multiplate parallel plate type Electrostatic type Concentric cylindrical type Spherical type Multiplate parallel plate type Electrostatic type Concentric cylindrical type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of Contact resistance. Thermoelectric emfs. Resistance of connecting leads. All of above. Contact resistance. Thermoelectric emfs. Resistance of connecting leads. All of above. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Instrument transformers are Current transformers Pottential transformers Both current and potential transformers Power transformers Current transformers Pottential transformers Both current and potential transformers Power transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A high frequency AC signal is applied to a PMMC instrument. The RMS value of the AC signal is 2V, the reading of the instrument is Zero. 2V. √2V. 2√2V. Zero. 2V. √2V. 2√2V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving iron instrument has a resistance of 500 ohm and inductance of 1 H. It reads 250 V when a 250 V DC is applied. It series resistance is 2000 ohms its reading when fed by 250 V, 50 Hz AC will be 252 V. 248 V. 250 V. 260 V. 252 V. 248 V. 250 V. 260 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Either of the above Current transformers Power transformers Potential transformers Either of the above Current transformers Power transformers Potential transformers ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS