Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 10 MΩ/volt 1 MΩ/volt 1000 Ω/volt 100 Ω/volt 10 MΩ/volt 1 MΩ/volt 1000 Ω/volt 100 Ω/volt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The pressure coil of a wattmeter should be connected on the supply side of the current coil when Supply voltage is low None of these Load impedance is high Load impedance is low Supply voltage is low None of these Load impedance is high Load impedance is low ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a gravity controlled instrument, the deflection angle is proportional Sine inverse of measurand Square of the measurand Measurand Sine of the measurand Sine inverse of measurand Square of the measurand Measurand Sine of the measurand ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Power transformers Either of the above Current transformers Potential transformers Power transformers Either of the above Current transformers Potential transformers ANSWER DOWNLOAD EXAMIANS APP
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 moving coil-meters, damping is provided by the aluminium frame of the coil. damping vane in the airtight chamber. the coil spring attached to the moving. eddy current disk. the aluminium frame of the coil. damping vane in the airtight chamber. the coil spring attached to the moving. eddy current disk. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS