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Electric Circuit Analysis Practice Test 7

# Coupling Coefficient Quiz Questions with Answers PDF - 7

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## Coupling Coefficient Quiz Questions : Test 7

MCQ 31: Coupling coefficient is denoted by

A) k
B) Ω
C) λ
D) ∅

MCQ 32: Apparent power S of three phase system is equals to

A) √3VIcosθ
B) √3VI
C) P/S
D) √3VIsinθ

MCQ 33: If instantaneous power is negative, energy is returned from circuit to

B) source
C) ground
D) resistance

MCQ 34: When two loops affect each other through the magnetic field generated by one of them, they are said to be

A) Conductively coupled
B) Inductively coupled
C) Electrically coupled
D) Magnetically coupled

MCQ 35: For RC circuit, where R and C are in series with each other, v =

A) (1-e-t/RC)u(t)
B) (1-eRC)u(t)
C) (1-e-t/RL)u(t)
D) (1-e-t/LC)u(t)

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