MGVCL Exam Paper (30-07-2021 Shift 2)
A coil having an inductance of 100 mH is magnetically coupled to another coil having an inductance of 900 mH. The coefficient of coupling between the coils is 0.45. Calculate the equivalent inductance if the two coils are connected in series opposing.

730 mH
1270 mH
932 mH
1135 mH

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
1. આપને મુખ્યમત્રીએ ખાસ કામ માટે નિયુક્ત કર્યા છે.
2. તેનાથી આંખો ઝીણી કરાઈ
3. પ્રધાનમંત્રીએ સ્કુલનું ઉદ્રઘાટન કર્યું.
આરોપીએ બધા ગુના કબુલ કરી લીધા.
ઉક્ત વાક્યોમાં કેટલા કર્મણી વાક્યો પ્રયોગના છે?

બધા જ કર્તરી વાક્ય પ્રયોગના છે
કુલ 2
કુલ 1
બધા જ વાક્યો કર્મણી વાક્ય પ્રયોગના છે

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
In the circuit of figure, the switch is closed to position-1 for a long time. At t = 0 the switch position is changed from postion-1 to postion-2. Find an expression for the current i(t).

i(t) = (E/R) cos√(LC) t A
i(t) = (E/R) sin[1/√(LC)]t A
i(t) = (E/R) sin√(LC) t A
i(t) = (E/R) cos[1/√(LC)]t A

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
Replace the underlined phrase grammatically and conceptually with the help of the given options. If the given sentence is correct then select the option 'The given sentence is correct'.
The HR will give an topic to test the ability of our employees for the new project

will gives a topic to test the ability of
will give a topic to test the ability of
will give a topic to testing the ability of
The given sentence is correct

ANSWER DOWNLOAD EXAMIANS APP

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

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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP