SSC JE Electrical Engineering 10 Oct 2023 Shift 2 Paper
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Question : 130 of 200
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Which of the following statements are INCORRECT about PMMC instruments?
I. The torque-to-weight ratio is high, which gives a high accuracy.
II. A single instrument can be used for several, different current voltage ranges by using the instrument transformer.
III. The scale is uniformly divided.
IV. The cost of PMMC instruments is lower than that of moving iron instruments.
I. The torque-to-weight ratio is high, which gives a high accuracy.
II. A single instrument can be used for several, different current voltage ranges by using the instrument transformer.
III. The scale is uniformly divided.
IV. The cost of PMMC instruments is lower than that of moving iron instruments.
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