MCQ - TNPSC JTO
JTO - 540 - Trade - Workshop Calculation Science
540 UNIT 5 Basic Electricity
161)
What does AC stand for in electricity?
A.
B.
C.
D.
162)
What does DC stand for in electricity?
A.
B.
C.
D.
163)
In a DC circuit, current flows in...?
A.
B.
C.
D.
164)
The frequency of AC in India is...?
A.
B.
C.
D.
165)
Which of these is a good conductor of electricity?
A.
B.
C.
D.
166)
What is the symbol for resistance in a circuit diagram?
A.
B.
C.
D.
167)
Which of the following is not a unit of power?
A.
B.
C.
D.
168)
Which instrument measures current?
A.
B.
C.
D.
169)
Which device is used to store electrical energy?
A.
B.
C.
D.
170)
In series connection, the current in all components is...?
A.
B.
C.
D.
171)
The standard unit of electric charge is...?
A.
B.
C.
D.
172)
Electric energy consumed is calculated by...?
A.
B.
C.
D.
173)
Resistance of a conductor increases with...?
A.
B.
C.
D.
174)
The SI unit of EMF (Electro Motive Force) is...?
A.
B.
C.
D.
175)
What is the resistance of an ideal conductor?
A.
B.
C.
D.
176)
Magnetic field lines always start from...?
A.
B.
C.
D.