Changing Circuits
When the circuit is open the current will
not flow
flow
increase
decrease
not flow
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Connecting too many batteries can lead toA. overheating
B. burning of wires
C. burning of bulb
D. all of them
The path along which electric current flows is called a
A. circuit
B. chamber
C. transformer
D. pole
By making the wire longer the current flow will be
A. reduced
B. increased
C. produced
D. efficient
To close and open an electric circuit electrical component use is called
A. switch
B. plug
C. socket
D. extension
In a symbol of a battery the positive end is represented by
A. a long line
B. a short line
C. a curve
D. a plus sign
Connecting the wires to mains can lead to
A. kill
B. fair investigation
C. glowing bulb
D. huge discoveries
The lesser the bulbs in a circuit the more the current will be flowing through
A. bulbs
B. circuits
C. batteries
D. switches
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