Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. This is to have full deflection when 100V is measured. What is the value of series resistor to be used? 100 ohms 100 K ohms 99.99 ohms 99.99 K ohms 100 ohms 100 K ohms 99.99 ohms 99.99 K ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A Manganin swap resistance is connected in series with a moving coil ammeter consisting of a milli ammeter and a suitable shunt in order to Minimize the effect of temperature variation. Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. Reduce the size of the meter. Minimize the effect of temperature variation. Obtaine large deflecting torque. Minimize the effect of stray magnetic fields. Reduce the size of the meter. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In a single phase energy meter, braking torque is provided by None of the listed here Fluid friction Air friction Permanent magnet None of the listed here Fluid friction Air friction Permanent magnet ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation To the y input of a CRO a signal defined by 10sin100t is applied. To the x input the signal 10cos100t is fed. The gain for both x-channel and y-channel is the same. The screen shows sinisoidal. a circle. an ellipse. a straight line. sinisoidal. a circle. an ellipse. a straight line. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation ______ instruments are most sensitive. Dynamometer Moving iron Hot wire Permanent magnet moving coil Dynamometer Moving iron Hot wire Permanent magnet moving coil ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the two have same dimensions? Angular velocity and angular frequency Force and stress None of these Force and strain Angular velocity and angular frequency Force and stress None of these Force and strain ANSWER DOWNLOAD EXAMIANS APP
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