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In the circuit given below, what is the current flowing in 6Ω resistances?<br><img src="/images/question-image/physics-gk-chapter-wise/electricity-and-magnetism/1698472059-GSP4-9-72.PNG" title="Electricity and Magnetism mcq question image" alt="Electricity and Magnetism mcq question image">
A
0.22
B
0.55 A
C
2.22 A
D
2.775 A
Correct Answer:
0.55 A
What do the given symbol in figure represents in a reference of electric circuit?
A
resistance
B
plug key
C
electric bulb
D
battery
The given symbol stands for a/an . . . . . . . . in an electric circuit.
A
plug key
B
electric bulb
C
battery
D
resistor
The flow of . . . . . . . . is anti-clockwise in the given circuit.
A
resistance
B
voltage
C
electrons
D
current
In a circuit diagram,
The given symbol is used as follows:
A
A wire joint
B
A battery B
C
An electric bulb
D
A resistor of resistance R
Use of signal in an electrical circuit. It is indicated by . . . . . . . .?
A
Rheostat
B
Resistor
C
Wire joint
D
Electric cell
Consider the following image.
A proton enters a magnetic field at right angles to it, as shown above. The direction of force acting on the proton will be
A
to the right
B
to the left
C
out of the page
D
into the page
The symbol represents.
A
unconnected wire crossing
B
a voltmeter
C
variable resistance or current controller
D
a resistance of resistance R
What does the diagram shows?
A
Random motion of electrons in closed circuit
B
Random motion of protons in open circuit
C
Random motion of atoms in open circuit
D
Random motion of electrons in open circuit
Find the Norton circuit, that is, I
IN
and R
N
, for the circuit given below.
A
478 mA, 12.8 Ω
B
750 mA, 12.8 Ω
C
478 mA, 6.8 Ω
D
750 mA, 6.8 Ω
Determine $${I_{\text{N}}}$$ for the circuit consisting of VS, R1, R2 and R3 shown in the given circuit.
A
676 mA
B
245 mA
C
431 mA
D
75 mA
The given symbol is used as follows:
Use of signal in an electrical circuit. It is indicated by . . . . . . . .?
