Basic electrical MCQ #9
1) All the elements connected in the _____ circuit will
carry the same current.
(a) series
(b) parallel
(c) star
(d) delta
2) All the elements connected in the _____ circuit will
carry the same current.
(a) series
(b) parallel
(c) star
(d) delta
3) _____ is a common point in a network at which two or more
branches meet.
(a) mesh
(b) node
(c) reference point
(d) Crosspoint
4) According to KCL, the ______ sum of all currents entering
or leaving a node must be equal to zero.
(a) algebraic
(b) phasor
(c) vector
(d) none of the above
ANSWER: | 1-a | 2-b | 3-b | 4-a |
5) Which law is also known as point law?
(a) KCL
(b) KVL
(c) ohm’ law
(d) Lenz law
6) The source resistance for ideal voltage source is _____
(a) zero
(b) infinite
(c) finite
(d) non-zero
7) Which law is generally used to calculate the unknown
currents in a circuit.
(a) KCL
(b) KVL
(c) Maximum power transfer theorem
(d) ohm’s law
8) If a network consists of an energy source, then it is
known as ______ network.
(a) active
(b) passive
(c) linear
(d) none of the above
ANSWER: | 5-a | 6-a | 7-b | 8-a |
9) Electric tester tests metal bodies or conductors for
presence of
(a) current
(b) potential
(c) power
(d) charge
10) The resistance of human body is about ___
(a) 1 ohm
(b) 10 ohm
(c) 100 ohm
(d) 1000 ohm
11) The resistance of a thin conductor is _______ as
compared to that of a thick conductor.
(a) same
(b) high
(c) low
(d) cannot predict
12) Measuring range of an ammeter can be extended by using
_____
(a) high value of series resistance
(b) low value of shunt resistance
(c) low value of series resistance
(d) high value of shunt resistance
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