Measurement and Instrumentation To measure the flux, devices used are based on Piezo-electric effect Voltaic effect Hall effect Photo-voltaic effect Piezo-electric effect Voltaic effect Hall effect Photo-voltaic effect ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A slide wire potentiometer has 10 wires of 1 m each. With the help of a standard voltage source of 1.018 V it is standardised by keeping the jockey at 101.8 cm. If the resistance of the potentiometer wires is 1000 ohm, then the value of the working current will be 0.5 mA. 10 mA. 1mA. 100 mA. 0.5 mA. 10 mA. 1mA. 100 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. This is to have full deflection when 100V is measured. What is the value of series resistor to be used? 100 K ohms 100 ohms 99.99 K ohms 99.99 ohms 100 K ohms 100 ohms 99.99 K ohms 99.99 ohms ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A DC potentiometer is designed to measure up to about 2V with a slide wire of 800 mm. A standard cell of emf 1.18 V obtains balances at 600 mm. A test cell is seen to obtain balance at 680 mm. The emf of test cell is 1.34 V. 1.7 V. 1 V. 1.5 V. 1.34 V. 1.7 V. 1 V. 1.5 V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A voltmeter has 100 scale divisions and can measure up to 100 V. Each division can be read to ½ division. The resolution of the voltmeter is 0.5 V 1 V 1.5 V 2 V 0.5 V 1 V 1.5 V 2 V ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A ______ device prevents the oscillation of the moving statem and enables the latter to reach its final position quickly Deflecting None of the listed here Controlling Damping Deflecting None of the listed here Controlling Damping ANSWER DOWNLOAD EXAMIANS APP
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