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WorksheetsQuiz ( 6 ) Ch. ( 1 )
Total questions: 12
Worksheet time: 3hrs 0mins
In the opposite circuit two lamps L1 & L2, what happens in the illumination of two lamps when the slider moves towards X position.
The illumination of L1 increases & L2 increases
The illumination of L1 increases & L2 decreases
The illumination of L1 decreases & L2 increases
The illumination of L1 decreases & L2 decreases
In the opposite circuit, the value of current I1 and I2 respectively are ...............
-8 A and 5 A
8 A and -5 A
4 A and -1 A
-4 A and 1 A
In the opposite circuit, the equivalent resistance between points K and L will be .........
9 Ω
1.5 Ω
4.5 Ω
3 Ω
In the opposite circuit shown in the figure, when closing the switch the ammeter reading ..................
Increases and then decreases
Remains constant
Decreases
Increases
Which of the following graphs represents the correct relation between the consumed power and the time?
( a )
( b )
( c )
( d )
In the opposite circuit:
What happens to the brightness of bulbs A & B when the slider moves from point X to Point Y ?
Bulb A doesn't change and bulb B increases
Bulb A decreases and bulb B increases
Bulb A increases and bulb B doesn't change
Bulb A increases and bulb B increases
The equivalent resistance of the opposite circuit if the key is opened then closed will be .............
38.5 Ω & 6 Ω
52.5 Ω & 10Ω
7.5 Ω & 6 Ω
2.7 Ω & 10 Ω
The potential difference between the two points ( a ) and ( b ) will be ....................
12 V
1.5 V
15 V
3 V
In the shown circuit, the consumed electric power by the resistor 3 Ω equals ............
6 Watt
9 Watt
18 Watt
27 Watt
The equivalent resistance for the following circuit is ..................
Zero Ω
5 Ω
10 Ω
1 Ω
Kirchhooff's 1st law represents the conservation law of ..........
Energy
Charge
Current
Matter
Three equal resistors, the equivalent resistance of them when they are connected in series is 27 Ω but when they are connected in parallel the equivalent resistance of them becomes 3 Ω, so the value of each resistor is ..............
3 Ω
6 Ω
9 Ω
12 Ω
