Measurement and Instrumentation The form factor in AC is the ratio of Rms value to average value Peak value to rms value Peak value to average value Rms value to peak value Rms value to average value Peak value to rms value Peak value to average value Rms value to peak value ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The quantity 1/√(∈0 × μ0) in SI units has the none of these. dimension LT-1. speed of light. both ‘a’ and ‘b’. none of these. dimension LT-1. speed of light. both ‘a’ and ‘b’. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In induction type ammeter, _____ damping is provided. None of the listed here Fluid friction Air friction Eaddy current None of the listed here Fluid friction Air friction Eaddy current ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The high torque to weight ratio in an analog indicating instrument indicates high friction loss. low friction loss. none of these. nothing related to friction loss. high friction loss. low friction loss. none of these. nothing related to friction loss. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Kelvin’s double bridge is used to measure low resistance because it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. effect of contact and lead resistance is eliminated. it has high sensitivity. resistance variation due to temperature. there is no thermo electric emf. effect of contact and lead resistance is eliminated. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation No eddy current and hysteresis losses occur in Electrodynamo meter instruments Electrostatic instruments PMMC instruments Moving iron instruments Electrodynamo meter instruments Electrostatic instruments PMMC instruments Moving iron instruments ANSWER DOWNLOAD EXAMIANS APP
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