MGVCL Exam Paper (30-07-2021 Shift 2)
Magnetic tape is not practical for applications where data must be quickly recalled because tape is a/an____.

Sequential access medium
None of these
Random access medium
expensive storage medium

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MGVCL Exam Paper (30-07-2021 Shift 2)
A three-phase 400 V, 6-pole, 50 Hz squirrel-cage induction motor is running at a slip of 5%. The speed of rotor with respect to stator magnetic field and speed of the stator magnetic field with respect to rotor magnetic field are

950 rpm, zero
950 rpm, 1000 rpm
-50 rpm, zero
-50 rpm, 1000 rpm

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MGVCL Exam Paper (30-07-2021 Shift 2)
In the context of smart meters, the term 'SMETS' stand for

Standard Metering Equipment Technical Specifications
Smart Metering Equipment Technical Specifications
Smart Monitoring Equipment Technical Specifications
Standard Monitoring Equipment Technical Specifications

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MGVCL Exam Paper (30-07-2021 Shift 2)
Interposing current-transformer (CT) is used in differential protection of a transformer to

match the standard ratio of CTs used on both sides of the transformer winding
minimize the effect of saturation of the main CTs
increase the sensitivity of the relay
limit the main CT secondary current

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