Measurement and Instrumentation Attraction and repulsion type instruments are the two different types of which instrument ? Multipliers. Induction type. Dynamo-meter type. Moving iron type. Multipliers. Induction type. Dynamo-meter type. Moving iron type. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of following statement are correct in case of power factor meter? It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. It consist of two coils mounted at right angles to each other. The deflection is proportional to phase angle between field coil and crossed coil. Both B and C. The restoring torque is provided by a controlling torque. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Which of the following is a variable displacement transducer? tachometer synchros potentiometer None of these tachometer synchros potentiometer None of these ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The circuit in figure is used to measure the power consumed by the load. The current coil and the voltage coil of the wattmeter have 0.02 Ω and 1000 Ω resistance respectively. The measured power compared to the load power will be 0.4 more. 0.2% more. 0.4% less. 0.2% less. 0.4 more. 0.2% more. 0.4% less. 0.2% less. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation A wheatstone bridge cannot be used for precision measurements because errors are introduced into on account of All of above. Contact resistance. Thermoelectric emfs. Resistance of connecting leads. All of above. Contact resistance. Thermoelectric emfs. Resistance of connecting leads. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Consider the following statements : In a measuring instrument, 1. Linearity is more important than sensitivity. 2. High precision indicates high accuracy 3. Accuracy cannot be better than resolution. Of these statements 2 and 3 are correct 1, 2 and 3 are correct 1 and 3 are correct 1 and 2 are correct 2 and 3 are correct 1, 2 and 3 are correct 1 and 3 are correct 1 and 2 are correct ANSWER DOWNLOAD EXAMIANS APP
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