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Questions
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12801.
What is an electrical machine? Explain its types.
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12802.
What is Kirchhoff’s Voltage Law (KVL)? Explain with an example.
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12803.
Define creeping error in measuring instruments.
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12804.
What is a ballistic galvanometer, and where is it used?
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12805.
Explain the term “loading effect” in measuring instruments.
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12806.
What is meant by the range of an instrument?
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12807.
Why is a damping system required in indicating instruments?
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12808.
Describe the working of a moving iron instrument?
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12809.
What is a PMMC instrument, and why is it widely used?
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12810.
What is the difference between an indicating and recording instrument?
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12811.
Explain the working principle of a moving coil instrument?
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12812.
Differentiate between analog and digital instruments?
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12813.
What is the significance of response time in instrumentation?
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12814.
Explain the concept of drift in measurements.
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12815.
What are dynamic characteristics of measuring instruments?
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12816.
Define the terms repeatability and reproducibility.
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12817.
What is a standard, and how does it help in measurement?
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12818.
What is meant by calibration, and why is it important?
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12819.
Explain the different types of errors in measurement?
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12820.
Define sensitivity and its significance in measurement?
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12821.
What is the difference between accuracy, precision, and resolution?
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12822.
What are the basic requirements of a good measuring instrument?
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12823.
What is the significance of Kirchhoff’s Laws in electrical engineering?
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12824.
How do Kirchhoff’s laws apply in a series circuit?
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12825.
How do Kirchhoff’s laws apply in a parallel circuit?
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12826.
What are node, loop, and mesh in an electrical circuit?
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12827.
How are Kirchhoff’s laws used in circuit analysis?
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12828.
What is Kirchhoff’s Current Law (KCL)? Explain with an example.
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12829.
What is the limitation of Ohm’s Law?
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12830.
How does Ohm’s Law apply to a simple circuit?
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12831.
What is Ohm’s Law? Write its mathematical formula.
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12832.
How does an electric field influence charge movement?
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12833.
What is the difference between static electricity and current electricity?
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12834.
What are charge carriers in a conductor?
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12835.
Define conductors, insulators, and semiconductors with examples.
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12836.
What is the relationship between voltage, current, and resistance?
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12837.
What is electrical power, and how is it calculated?
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12838.
What is resistance, and how does it affect a circuit?
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12839.
What is the difference between voltage and current?
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12840.
What are the basic sources of electrical energy?
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12841.
What is electricity?
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12842.
What is the function of insulation in electrical machines?
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12843.
What is efficiency in electrical machines, and how is it calculated?
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12844.
What are the main losses in electrical machines?
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12845.
What is the difference between a motor and a generator?
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12846.
What is an electrical machine, and what are its main types?
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12847.
Define electric potential and its significance in an electric circuit.
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12848.
What is the SI unit of electric charge, and how is it related to current?
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12849.
What are conductors, insulators, and semiconductors? Give examples.
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12850.
Define voltage, current, and resistance and explain their relationship using Ohm’s Law.
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12851.
What is the difference between electric charge and electric current?