The frequency of the emf in the stator of a 4-pole induction motor is 50 Hz, and that in the rotor is 2 Hz. What is the slip and at what speed is the motor running?

MGVCL Exam Paper (30-07-2021 Shift 1)
The frequency of the emf in the stator of a 4-pole induction motor is 50 Hz, and that in the rotor is 2 Hz. What is the slip and at what speed is the motor running?

3%, 1440 rpm

4%, 1440 rpm

3%, 1455 rpm

4%, 1455 rpm

3%, 1440 rpm

4%, 1440 rpm

3%, 1455 rpm

4%, 1455 rpm

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which generation of computers used vacuum tubes?

First Generation

Third Generation

Fourth Generation

Second Generation

First Generation

Third Generation

Fourth Generation

Second Generation

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MGVCL Exam Paper (30-07-2021 Shift 1)
A fully controlled natural commutated 3-phase bridge rectifier is operating with a firing angle α = 30°, The peak to peak voltage ripple expressed as a ratio of the peak output dc voltage at the output of the converter bridge is

1-(√3/2)

0.5

√3-1

√3 -1

1-(√3/2)

0.5

√3-1

√3 -1

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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 sag, greater than 1 minute

Voltage swell, greater than 1 minute

Voltage swell, 0.5 cycle to 1 minute.

Voltage sag, 0.5 cycle to 1 minute.

Voltage sag, greater than 1 minute

Voltage swell, greater than 1 minute

Voltage swell, 0.5 cycle to 1 minute.

Voltage sag, 0.5 cycle to 1 minute.

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MGVCL Exam Paper (30-07-2021 Shift 1)
Which among the following are included in the two part tariff?
i. Fixed charges
ii. Running charges
iii. Semi fixed charges

(i) and (ii) only

(i), (ii) and (iii)

(ii) and (iii) only

(i) and (iii) only

(i) and (ii) only

(i), (ii) and (iii)

(ii) and (iii) only

(i) and (iii) only

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MGVCL Exam Paper (30-07-2021 Shift 1)
What is the largest thermal power plant in India?

Vindhyachal Thermal Power Station

Sasan Ultra Mega Power Plant

Talcher Super Thermal Power Station

Mundra Thermal Power Station

Vindhyachal Thermal Power Station

Sasan Ultra Mega Power Plant

Talcher Super Thermal Power Station

Mundra Thermal Power Station

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MGVCL Exam Paper (30-07-2021 Shift 1)

MGVCL Exam Paper (30-07-2021 Shift 1) The frequency of the emf in the stator of a 4-pole induction motor is 50 Hz, and that in the rotor is 2 Hz. What is the slip and at what speed is the motor running?

MGVCL Exam Paper (30-07-2021 Shift 1) Which generation of computers used vacuum tubes?

MGVCL Exam Paper (30-07-2021 Shift 1) A fully controlled natural commutated 3-phase bridge rectifier is operating with a firing angle α = 30°, The peak to peak voltage ripple expressed as a ratio of the peak output dc voltage at the output of the converter bridge is

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 ___

MGVCL Exam Paper (30-07-2021 Shift 1) Which among the following are included in the two part tariff?i. Fixed chargesii. Running chargesiii. Semi fixed charges

MGVCL Exam Paper (30-07-2021 Shift 1) What is the largest thermal power plant in India?

MGVCL Exam Paper (30-07-2021 Shift 1)
The frequency of the emf in the stator of a 4-pole induction motor is 50 Hz, and that in the rotor is 2 Hz. What is the slip and at what speed is the motor running?

MGVCL Exam Paper (30-07-2021 Shift 1)
Which generation of computers used vacuum tubes?

MGVCL Exam Paper (30-07-2021 Shift 1)
A fully controlled natural commutated 3-phase bridge rectifier is operating with a firing angle α = 30°, The peak to peak voltage ripple expressed as a ratio of the peak output dc voltage at the output of the converter bridge is

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 _

MGVCL Exam Paper (30-07-2021 Shift 1)
Which among the following are included in the two part tariff?
i. Fixed charges
ii. Running charges
iii. Semi fixed charges

MGVCL Exam Paper (30-07-2021 Shift 1)
What is the largest thermal power plant in India?