Infer the conditions necessary to make a bulb light up
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Q 1/10
Score 0
An electric current flow is ____________?
30
in a busted bulb
in a closed-circuit
in broken circuit
in an open circuit
Q 2/10
Score 0
In a simple circuit with long coiled wire, 1.5 volts and a bulb. Why does the bulb
get dimmer?
30
because the wire is too long
because the load is too many
because the wire is too short
because the power supply is not enough to light the bulb brighter
10 questions
Q.
An electric current flow is ____________?
1
30 sec
S5FE-IIIf-6
Q.
In a simple circuit with long coiled wire, 1.5 volts and a bulb. Why does the bulb
get dimmer?
2
30 sec
S5FE-IIIf-6
Q.
Imagine a simple circuit with one 1.5 volts battery and a bulb. When the 1.5 volts
battery is replaced with a 3 volts battery. What will happen?
3
30 sec
S5FE-IIIf-6
Q.
Imagine a circuit with a 1.5 volts battery and a bulb and a similar circuit with a 3
volts battery and two bulbs. Which has the brighter glow?
4
30 sec
S5FE-IIIf-6
Q.
Which switch must be closed to make the lamp light?
5
30 sec
S5FE-IIIf-6
Q.
What is a circuit?
6
30 sec
S5FE-IIIf-6
Q.
What needs to be done to this circuit so that the lamp lights up?
7
30 sec
S5FE-IIIf-6
Q.
What is the effect of changing the wire in a circuit from a straight short wire to a
longer coiled thick wire?
8
30 sec
S5FE-IIIf-6
Q.
Which statement is correct about electric current powered by a battery?
I. It always flows clockwise.
II. It gets used up as it goes around the circuit.
III. It does not get used up as it goes around the circuit.
9
30 sec
S5FE-IIIf-6
Q.
In a simple circuit with long coiled wire, 1.5 volts and a bulb. Why does the bulb
get dimmer?
