MGVCL EXAM PAPER (30-07-2021 SHIFT 1) QUIZ

Calculate the capacitance per meter of a 50 Ω load cable that has an inductance of 50 nH/m.

20 pF

40 pF

30 pF

10 pF

TRUE ANSWER : ?
YOUR ANSWER : ?

Murray loop test is performed on a faulty cable 300 m long. At balance, the resistance connected to the faulty core was set at 15 Ω and the resistance of the resistor connected to the sound core was 45 Ω. Calculate the distance of the fault point from the test end.

150 m

225 m

450 m

75 m

TRUE ANSWER : ?
YOUR ANSWER : ?

The miniature circuit breaker (MCB) shown in figure is

five pole MCB

two pole MCB

three pole MCB

four pole MCB

TRUE ANSWER : ?
YOUR ANSWER : ?

માણસ: ઘર :: પશુ :

પાતાળ

ગુફા

આકાશ

અંતરિક્ષ

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following are the advantages of Aerial Bunched Cables (ABC)?

Elimination of theft of energy

All of these

Higher safety and reliability

Reduced height of supports

TRUE ANSWER : ?
YOUR ANSWER : ?

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

TRUE ANSWER : ?
YOUR ANSWER : ?

1.મંગલ + આચરણ - મંગલાચરણ 2. હરિ+ઇન્દ્ર - હરીન્દ્ર 3.નર+ઈશ - નરેશ 4. પ્રતિ+અક્ષ - પ્રતિક્ષ ઉપરોક્ત વર્ણવેલમાંથી કઈ સંધિ સાચી છે.

1,3

2,3,

1,4

2,1

TRUE ANSWER : ?
YOUR ANSWER : ?

In underground cables, the electrostatic stress is _ at contactor surface and _ at the sheath.

zero, zero

minimum, maximum

zero, minimum

minimum, maximum

TRUE ANSWER : ?
YOUR ANSWER : ?

Stability of power system can be improved by 1. Reducing voltage of transmission 2. Using parallel transmission lines 3. Using series compensators Which of the above statements are correct?

1 and 2 only

1 and 3 only

All 1, 2 and 3

2 and 3 only

TRUE ANSWER : ?
YOUR ANSWER : ?

Rearrange the following to form a meaningful sentence and find the most logical order from the given options. P: 60 countries using dance as a tool for Q: building social cohesion and resolving R: conflict throughout the world S: battery Dance has travelled far and wide across

SPRQ

SPQR

PQRS

PQSR

TRUE ANSWER : ?
YOUR ANSWER : ?

Calculate the capacitance per meter of a 50 Ω load cable that has an inductance of 50 nH/m.

Murray loop test is performed on a faulty cable 300 m long. At balance, the resistance connected to the faulty core was set at 15 Ω and the resistance of the resistor connected to the sound core was 45 Ω. Calculate the distance of the fault point from the test end.

The miniature circuit breaker (MCB) shown in figure is

માણસ: ઘર :: પશુ :

Which of the following are the advantages of Aerial Bunched Cables (ABC)?

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

In underground cables, the electrostatic stress is _ at contactor surface and _ at the sheath.

Stability of power system can be improved by<br/>1. Reducing voltage of transmission<br/>2. Using parallel transmission lines<br/>3. Using series compensators<br/>Which of the above statements are correct?

Rearrange the following to form a meaningful sentence and find the most logical order from the given options.<br/><br/>P: 60 countries using dance as a tool for<br/>Q: building social cohesion and resolving<br/>R: conflict throughout the world<br/>S: battery Dance has travelled far and wide across