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Q1. | Ideal current source have |

A. | zero internal resistance. [Wrong Answer] |

B. | infinite internal resistance. [Correct Answer] |

C. | low value of voltage. [Wrong Answer] |

D. | large value of current. [Wrong Answer] |

View Answer
Explanation:-
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**Also Read Similar Questions Below :**

⇒ A practical current source is represented by

a resistance in series with an ideal current source.

a resistance in parallel with an ideal current source.

a resistance in parallel with an ideal voltage source.

none of the above.

⇒ Constant voltage source is

active and bilateral.

passive and bilateral

active and unilateral.

passive and unilateral.

⇒ If the number of branches in a network is 'B', the number of nodes is 'N' and the number of dependent loops is 'L' then the number of independent node equations will be

N + L - 1

B - 1

B - N

N - 1

⇒ Superposition theorem is not applicable for

voltage calculations

bilateral elements

power calculations.

passive elements

⇒ A star circuit has element of resistance R/2. The equivalent delta elements will be

R/6

3/2R

2R

4R

⇒ Pole of a network is a frequency at which

network function becomes zero.

network function becomes infinite.

network function becomes unity.

none of these.

⇒ The poles and zeroes of an all-pass network are located in which part of the s-plane?

Poles and zeroes are in the right half s-plane.

Poles and zeroes are in the left half s-plane.

Poles in right half and zeroes in left half of s-plane.

Poles in the left half and zeroes in right half of s-plane.

⇒ A, B, C and D represent the transmission parameters of a two-port network. When is the network reciprocal?

AB - CD = 1.

AD - BC = 1.

AB - CD = 0.

AD - BC = 0.

⇒ A voltage source having an open-circuit voltage of 100 V and internal resistance of 50 ω is equivalent to a current source

2 A in parallel with 50 ω.

2 A with 50 ω in series

0.5 A in parallel with 50 ω

A in parallel with 100 ω

⇒ Kirchhoff's s law is applicable to

passive networks only

a.c. circuits only

d.c. circuits only

both ac. as well d.c. circuits

⇒ A dependent source

may be a current source or a voltage source

is always a voltage source

is always a current source

neither a current source nor a voltage source

⇒ "In any linear bilateral network, if a source of e.m.f. E in any branch produces a current I in any other branch, then same e.m.f. acting in the second branch would produce the same current I in the first branch".

The above statement is associated with

compensation theorem

superposition theorem

reciprocity theorem

none of the above

⇒ What is the number of chords of a connected graph G of n vertices and e edges?

n(n - 1)/2

n - 1

e - n - 1

e - n + 1

⇒ Kirchhoff's current law is applicable to only

junction in a network

closed loops in a network

electric circuits

electronic circuits

⇒ Millman's theorem yields equivalent

impedance or resistance

current source

voltage source.

voltage or current source

⇒ A passive network is one which contains

only variable resistances

only some sources of e.m.f. in it

only two sources of e.m.f. in it

no source of e.m.f. in it

⇒ A closed path made by several branches of the network is known as

branch

loop

circuit

junction

⇒ Which of the following is a bilateral element?

Constant current source

Constant voltage source

Capacitance

None of the above

⇒ An ideal voltage source has

zero internal resistance

open circuit voltage equal to the voltage on full load

terminal voltage in proportion to current

terminal voltage in proportion to load

⇒ The first and last critical frequency of an RC-driving point impedance function must respectively be

a zero and a pole

a zero and a zero

a pole and a pole

a pole and a zero

⇒ There are b branches and n nodes the number of equations will be

n - 1

b

b - n

b - n + 1

⇒ Which of the following is the passive element?

Capacitance

Ideal current source

Ideal voltage source

All of the above

⇒ Which of the following statements is/are correct?

Norton's equivalent resistance is the same as Thevenin's equivalent resistance R

_{TH}.

Norton's equivalent is the current equivalent of the network.

The load is connected in parallel to the Norton's equivalent resistance and Norton' s equivalent current source.

all of the above.

⇒ Kirchhoff's law is not applicable to circuits with

lumped parameters

passive elements

distributed parameters

non-linear resistances

⇒ The superposition theorem requires as many circuits to be solved as there are

sources, nodes and meshes

sources and nodes

sources

nodes

⇒ Which of the following theorems can be applied to any network linear or nonlinear, active or passive, time-variant or time-invariant?

Thevenin theorem

Norton theorem

Tellegen theorem

Superposition theorem

⇒ Which of the following is not a nonlinear element?

Gas diode

Heater coil

Tunnel diode

Electric arc

⇒ The number of possible ordered trees with 3 nodes A, B, C is

6

8

10

12

⇒ In Thevenin's theorem, to find Z

all independent current sources are short circuited and independent voltage sources are open circuited

all independent voltage sources are open circuited and all independent current sources are short circuited

all independent voltage and current sources are short circuited

all independent voltage sources are short circuited and all independent current sources are open circuited

⇒ A non-linear network does not satisfy

superposition condition

homogeneity condition

both homogeneity as well as superposition condition

homogeneity, superposition and associative condition