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

MGVCL Exam Paper (30-07-2021 Shift 1)
Find the word which is correctly spelt from the given options.

Absurrd
Wrinkel
Various
Abolishid

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
An RLC series circuit consists of R = 16 Ω, L = 5 mH and C = 2 μF. Calculate the quality factor.

4.125
3.125
5.125
2.125

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

For series RLC circuit,
Q = (1/R)*√(L/C)
Q = 1/16*√(5 mH/2 μF)
Q = 50/16
Q = 3.125

MGVCL Exam Paper (30-07-2021 Shift 1)
Recently, India signed first ever term contract to import crude oil with which country?

Russia
Nepal
Japan
China

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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?

4%, 1440 rpm
4%, 1455 rpm
3%, 1440 rpm
3%, 1455 rpm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Rotor frequency, f_r = s*f_s
s = 2/50
s = 0.04

Ns = 120f/P
Ns = 1500 rpm
s = (Ns - Nr)/Ns
Nr = Ns(1 - s)
Nr = 1500*(1 - 0.04)
Nr = 1440 rpm

MGVCL Exam Paper (30-07-2021 Shift 1)
દુર્ગતિ' શબ્દનો વિરુદ્ધાર્થી શબ્દ ક્યો છે?

સળંગગતિ
કુગતિ
અદુર્ગતી
સુગતિ

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
By inserting a plate of dielectric material between the plates of a parallel plate capacitor at constant potential, the energy stored in the capacitor is increased five times. The dielectric constant of the material is

5
25
1/5
1/25

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Energy stored by capacitor, Q = ½CV²
Dielectric constant is directly proportional to C and capacitance is proportional to the dielectrical constant

MORE MCQ ON MGVCL Exam Paper (30-07-2021 Shift 1)

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