Measurement and Instrumentation Resistances can be measured with the help of Ohmmeters and resistance bridges Voltmeters Ammeters Wattmeters Ohmmeters and resistance bridges Voltmeters Ammeters Wattmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The effect of stray magnetic fields on the actuating torque of a portable instrument is maximum when the operating field of the instrument and stray fields are parallel. inclined at 60o. perpendicular. inclined at 30o. parallel. inclined at 60o. perpendicular. inclined at 30o. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Either of the above Potential transformers Current transformers Power transformers Either of the above Potential transformers Current transformers Power transformers ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To increase Q factor of a coil, the wire should be long. thin. long and thin. thick. long. thin. long and thin. thick. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A galvanometer has Air friction damping Eddy current damping Spring coil damping Fluid friction damping Air friction damping Eddy current damping Spring coil damping Fluid friction damping ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation 0-150 V voltmeter has an accuracy of 1% of full-scale reading. The voltage measured by the instrument is 75 V. The limiting error is 2% 4% 3% 1% 2% 4% 3% 1% ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS