Measurement and Instrumentation In induction type ammeter, _____ damping is provided. Air friction Eaddy current Fluid friction None of the listed here Air friction Eaddy current Fluid friction None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following are integrating instruments? Ammeters Voltmeters Ampere hour and watt hour meters Wattmeters Ammeters Voltmeters Ampere hour and watt hour meters Wattmeters ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Two capacitance, C1 = 150 ± 2.4µF and C2 = 120 ± 1.5 µF are connected in parallel. What is the limiting error of the resultant capacitance C (in µF) ? 0.9µF 2.4µF 3.9µF 1.5µF 0.9µF 2.4µF 3.9µF 1.5µF ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of a milli-ammeter must be very low for high accuracy. high precision. minimum effect on the current in the circuit. high sensitivity. high accuracy. high precision. minimum effect on the current in the circuit. high sensitivity. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which instrument has identical calibration for ac as well as dc values? Hot wire type Moving iron type Moving coil type Induction type Hot wire type Moving iron type Moving coil type Induction type ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The repeat accuracy of an instrument can be judged from its Static error Dynamic error Standard deviation of error Linearity error Static error Dynamic error Standard deviation of error Linearity error ANSWER DOWNLOAD EXAMIANS APP