Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 100 Ω/volt 10 MΩ/volt 1000 Ω/volt 1 MΩ/volt 100 Ω/volt 10 MΩ/volt 1000 Ω/volt 1 MΩ/volt 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 2 Nm. 200 Nm. 100 Nm. 1 Nm. 2 Nm. 200 Nm. 100 Nm. 1 Nm. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure ac as well as dc power, we use None of the listed here Sometimes induction and sometimes dynamometer wattmeter Induction wattmeter Dynamometer wattmeter None of the listed here Sometimes induction and sometimes dynamometer wattmeter Induction wattmeter Dynamometer wattmeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation No eddy current and hysteresis losses occur in Moving iron instruments PMMC instruments Electrostatic instruments Electrodynamo meter instruments Moving iron instruments PMMC instruments Electrostatic instruments Electrodynamo meter instruments ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following is a variable displacement transducer? potentiometer synchros tachometer None of these potentiometer synchros tachometer None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To measure 5 volts, if one selects a 0-100 volt range voltmeter which is accurate with in ± 1%, then the error in this measurement may be up to ± 20% ± 1.5% ± 2.5% ± 7.5 % ± 20% ± 1.5% ± 2.5% ± 7.5 % ANSWER DOWNLOAD EXAMIANS APP
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