MGVCL Exam Paper (30-07-2021 Shift 2)
નીચે માંથી ક્યાં રુઢિપ્રયોગનો અર્થ 'છેતરવું' એવો થાય

હથેળીમાં ચાંદ દેખાડવો
આડા ઉતરવું
બે પાંદડે થવું
દસ મારવો

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

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MGVCL Exam Paper (30-07-2021 Shift 2)
Which one of the following statement is TRUE?

In the cables, the location of fault is usually found out by comparing the capacitances of insulated conductors.
The current carrying capacity of cables in DC is less than that in AC.
Underground cables are laid at sufficient depth to avoid being unearthed easily due to removal of soil.
In the cables, sheaths are used to provide enough strength.

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