## MGVCL Exam Paper (30-07-2021 Shift 1) The expression for voltage regulation of a short transmission line for lagging power factor is given by: ___, where, 'I' is the line current, 'V_r' is the receiving end voltage, 'R' is the line resistance and 'X' is the line reactance.

(IX cosφ_r + IR sinφ_r)/V_r
(IR cosφ_r + IX sinφ_r)/V_r
(IX cosφ_r - IR sinφ_r)/V_r
(IR cosφ_r - IX sinφ_r)/V_r

## MGVCL Exam Paper (30-07-2021 Shift 1) Dena Bank and Vijaya Bank recenlty got merged with which of the following banks?

State Bank of India
Bank of Baroda
Punjab National Bank
Indian Overseas Bank

## MGVCL Exam Paper (30-07-2021 Shift 1) ___ is the short time reduction in the rms voltage between 0.1 to 0.9 p.u for a duration of ___

Voltage swell, greater than 1 minute
Voltage sag, 0.5 cycle to 1 minute.
Voltage swell, 0.5 cycle to 1 minute.
Voltage sag, greater than 1 minute

## MGVCL Exam Paper (30-07-2021 Shift 1) આપેલ વિકલ્પો પૈકી દ્રવ્યવાચક સંજ્ઞાનું વાકય કયું છે?

રણવીરને બોલીવુડનો બાહુબલી કહી શકાય.
મહારાષ્ટ્રમાં અનેક શહેરો છે.
ગુરુ એવો હોવો જોઈએ જેની વાણીમાં મીઠાસ હોય.
આજકાલ ઠંડી હવા પ્રસરવા લાગી છે.

## MGVCL Exam Paper (30-07-2021 Shift 1) If a 415 V, 50 Hz, star-connected, three-phase squirrel-cage induction motor is operated from a 415 V, 70 Hz supply, the torque that the motor can now provide while drawing rated current from the supply

increases
increases or reduces depending upon the rotor resistance
reduces
remains the same

3.125
2.125
4.125
5.125