Measurement and Instrumentation The internal resistance of an ammeter should be Infinity Medium Very small High Infinity Medium Very small High ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation In induction type ammeter, _____ damping is provided. None of the listed here Eaddy current Fluid friction Air friction None of the listed here Eaddy current Fluid friction Air friction ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An ammeter is ______ instrument. An integrating None of the listed here A recording An indicating An integrating None of the listed here A recording An indicating ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240×10-6 N-m on full scale. If magnetic flux density is 1Wb/m2 range of meter is 4 mA. 3 mA. 1 mA. 2 mA. 4 mA. 3 mA. 1 mA. 2 mA. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The full-scale deflection current of an ammeter is 1 mA and its internal resistance is 100°hm. If this meter is to have full deflection at 5A, what is the value of the shunt resistance to be used? 1/49.99 ohms 2 Ohms 1 Ohm 49.99 Ohms 1/49.99 ohms 2 Ohms 1 Ohm 49.99 Ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following cannot be measured by multimeters? Frequency Resistance Current Voltage Frequency Resistance Current Voltage ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS