MGVCL Exam Paper (30-07-2021 Shift 2)
A THHN conductor will have a 60˚C termination on one end and a 75˚C termination on the other, which ampacity column will be used?

60˚C column
75˚C column
None of these
90˚C column

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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

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

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MGVCL Exam Paper (30-07-2021 Shift 2)
The wind speed increases with height because of

reduction in the gravitational force
enhancement of drag effect on the earth surface
reduction in lift effect of the air
reduction of drag effect of the earth surface

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