Measurement and Instrumentation The range of a moving iron ac ammeter is extended by A multiplier Changing number of turns of operating coil A shunt None of the listed here A multiplier Changing number of turns of operating coil A shunt None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following is a vector quantity? Relative permeability. Magnetic field intensity. Magnetic potential. Flux density. Relative permeability. Magnetic field intensity. Magnetic potential. Flux density. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The spring material used in a spring control device should have the following property. Should have low specific resistance Most be of low temperature co-efficient Should non magnetic All of the listed here Should have low specific resistance Most be of low temperature co-efficient Should non magnetic All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A spring controlled indicating instrument has a deflection of 90deg for maximum current I. The corresponding deflection for a gravity controlled instrument is 120° 30° 0° 90° 120° 30° 0° 90° ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Piezoelectronic accelerometer Has a low natural frequency. Should be used for high frequencies above 100 Hz. Should use a monitoring source at low input impedance. Should be used for low frequency. Has a low natural frequency. Should be used for high frequencies above 100 Hz. Should use a monitoring source at low input impedance. Should be used for low frequency. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following quantities consists of S.I. unit as Hertz? Frequency Force Charge Power Frequency Force Charge Power ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS