Measurement and Instrumentation The EMF of Weston standard cell is measured using Moving- iron meter Potentiometer Moving-coil meter Digital Volt meter Moving- iron meter Potentiometer Moving-coil meter Digital Volt meter ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The given figure shows wein bridge connection for frequency measurement. C and R are variables and gang together. For balanced condition the expression for frequency is f = 1/2πCR when R1 = 3R2. R1 = R2. R1 = R2/2. R1 = 2R2. R1 = 3R2. R1 = R2. R1 = R2/2. R1 = 2R2. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Assertion (A): A hot wire ammeter has a cramped scale. Reason (R): The heat is proportional to square of current. A is false and R is ture. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is ture and R is false. A is false and R is ture. Both A and R are true and R is not correct explanation of A. Both A and R are true and R is correct explanation of A. A is ture and R is false. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following voltmeters would you use for measuring voltage across 20KΩ resistance None of above. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. None of above. Voltmeter having sensitivity of 1 KW/V. Voltmeter having a resistance of 5 ΩK. Voltmeter having sensitivity of 10 KW/V. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation What are the SI units of mass, length and time respectively? kg, cm and s. kg, m and s. g, m and s. g, cm and s. kg, cm and s. kg, m and s. g, m and s. g, cm and s. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation An Ohmmeter is a None of the listed here Moving coil instrument Dynamometer instrument Moving iron instrument None of the listed here Moving coil instrument Dynamometer instrument Moving iron instrument ANSWER DOWNLOAD EXAMIANS APP
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