MGVCL Exam Paper (30-07-2021 Shift 2)
સ્વાધીન' નો વિરોધીભાસી શબ્દ કયો છે?

અસ્વાધીન
પરાધીન
કુવાધીન
નીસ્વધીન

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MGVCL Exam Paper (30-07-2021 Shift 2)
A circular loop has its radius increasing at a rate of 2 m/s. The loop is placed perpendicular to a constant magnetic field of 0.1 Wb/m². When the radius of the loop is 2 m, the emf induced in the loop will be

0.2π V
0.4π V
zero
0.8π V

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

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