Q.16 Capacitance of parallel plate is
A. C = ƐA / d
B. C = Ɛd / A
C. C = A/ Ɛd
D. C = Ad / Ɛ
Ans.: A
Q.17 Flux density and Electric field are related by the equation___
A. D = Ɛ/ E
B. D = E/ Ɛ
C. D = ƐE
D. any of the above
Ans.: C
Q.18 If the capacitance C does not vary with time, then
A. i= Cdv/dt
B. i=Cdt/dv
C. i=dv/Cdt
D. all of the above
Ans.: A
Q.19 What is the unit of Inductance?
A. Ohm
B. Farad
C. henry
D. Siemen
Ans.: C
Q.20 In SI system of units, the unit of conductance is
A. Ohm
B. Farad
C. henry
D. Siemen
Ans.: D
Q.21 The interconnection of two or more simple circuit elements is called an___
A. circuit elements
B. electric network
C. electric circuit
D. all of the above
Ans.: B
Q.22 A network containing a least one active elements is called
A. passive network
B. active network
C. active element
D. passive element
Ans.: B
Q.23 If a network contains at least one closed path, is known as
A. circuit elements
B. electric network
C. electric circuit
D. all of the above
Ans.: C
Q.24 A passive network is a network which ___
A. contains at least one active source
B. does not contains any active source
C. Either A or B
D. Neither A nor B
Ans.: B
Q.25 A point in a network where two or more circuit elements meet is called
A. Loop
B. Mesh
C. Node
D. branch
Ans.: C
Q.26 A node is called a principal node if
A. three or more elements meet at a node
B. three or more branch connected at a point
C. three or more active source connected at a point
D. three or more passive source connected at a point
Ans.: A
Q.27 Which of the following is/ are incapable of generating power, voltage or current of their own?
A. Inductors
B. Capacitors
C. Resistors
D. all of the above
Ans.: D
Q.28 The ideal voltage source should have___
A. infinite internal resistance
B. finite internal resistance
C. zero internal resistance
D. zero external resistance
Ans.: C
Q.29 The source is said to be idle if the output terminals are ___
A. short circuited
B. opens
C. either open or short circuited
D. neither open nor short circuited
Ans.: B
Q.30 Practically voltage source is always associated with
A. zero internal resistance
B. infinite internal resistance
C. finite internal resistance
D. any of the above
Ans.: C