Measurement and Instrumentation How many fundamental units are there ? 7 8 4 6 7 8 4 6 ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following instruments can be used to measure AC current only? Moving iron ammeter Moving iron voltmeter Permanent Magnet Type ammeter Induction type ammeter Moving iron ammeter Moving iron voltmeter Permanent Magnet Type ammeter Induction type ammeter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The function of shunt in an ammeter is to Increase the resistance of ammeter Increase the sensitivity of the ammeter By pass the current None of the listed here Increase the resistance of ammeter Increase the sensitivity of the ammeter By pass the current None of the listed here 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 an ellipse. a circle. sinisoidal. a straight line. an ellipse. a circle. sinisoidal. a straight line. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which one of the following meters has maximum loading effect on the circuit under measurement ? 100 Ω/volt 1000 Ω/volt 1 MΩ/volt 10 MΩ/volt 100 Ω/volt 1000 Ω/volt 1 MΩ/volt 10 MΩ/volt ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An oscilloscope indicates RMS value Average value DC value of voltage Peak to peak value of voltage RMS value Average value DC value of voltage Peak to peak value of voltage ANSWER DOWNLOAD EXAMIANS APP
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