Measurement and Instrumentation Which of the following essential featuresis possessed by an indicating instrument? All of the listed here Controlling device Damping device Deflecting device All of the listed here Controlling device Damping device Deflecting device ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Purely mechanical instrument cannot be used for dynamic measurements because they have large time constant. higher response time. All of these high inertia. large time constant. higher response time. All of these high inertia. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For handling greater currents induction watt-meters are used in conjunction with Potential transformers Current transformers Either of the above Power transformers Potential transformers Current transformers Either of the above Power transformers 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 = 2R2. R1 = R2/2. R1 = R2. R1 = 3R2. R1 = 2R2. R1 = R2/2. R1 = R2. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The internal resistance of an ammeter should be High Very small Medium Infinity High Very small Medium Infinity ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The use of thermocouple meters for AC measurement leads to scale which is logarithmic. square law. linear. expontial. logarithmic. square law. linear. expontial. ANSWER DOWNLOAD EXAMIANS APP
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