Measurement and Instrumentation A 150 V moving iron voltmeter of accuracy class 1-0 reads 75 V when used in a circuit under standard condition. The maximum possible percentage error in the reading is 2% 1.5% 1% 2.5% 2% 1.5% 1% 2.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The problem of Electrostatic coupling in a transformer is acute at High frequencies High load on the transformer Low frequencies Power frequencies High frequencies High load on the transformer Low frequencies Power frequencies ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is 120° 90° 30° 0° 120° 90° 30° 0° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a wheatstone bridge, a change of 6 Ω in the unknown arm of bridge is required to produce a change in deflection of 2.4 mm of the galvanometer. The sensitivity is 0.8 mm/Ω 2.5 mm/Ω 5.0 mm/Ω 0.4 mm/Ω 0.8 mm/Ω 2.5 mm/Ω 5.0 mm/Ω 0.4 mm/Ω ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is ______ instrument. An integrating An indicating A recording None of the listed here An integrating An indicating A recording None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Jewels are used in instruments for the purpose of Torque control Suppressing noise Bearing Damping Torque control Suppressing noise Bearing Damping ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS