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Physics 10 Chapter 14 - Current and Electricity - 20
1.
What is always same throughout the resistors, in series combination?
a) Resistance
b) Potential difference
c) Voltages
d) Current
2.
Which of the following is CORRECT about series combination?
a) Resistors are connected end to end
b) Right side of each resistor is connected with positive terminal
c) Left side of each resistor is connected with positive terminal
d) Right side of each resistor is left unconnected
3.
Which of the following is CORRECT about series combination?
a) Voltage remains same throughout the resistors
b) Power remains same throughout the resistors
c) Resistance always remain same through the resistors
d) Current remains same throughout the resistors
4.
Which of the following is CORRECT about series combination?
a) Power remains same throughout the resistors
b) Current varies according to the resistance
c) Resistance always remain same through the resistors
d) Voltage varies according to the resistance
5.
Which of the following formula is CORRECT, in series combination?
a) R = R
1
= R
2
= R
3
b) V = V
1
= V
2
= V
3
c) V = V
1
+V
2
+V
3
d) I = I
1
+ I
2
+ I
3
6.
Which of the following formula is CORRECT, in series combination?
a) V = IR
1
+ IR
2
+ IR
3
b) R = R
1
= R
2
= R
3
c) V = VI
1
= VI
2
= VI
3
d) I = I
1
+ I
2
+ I
3
7.
What is the single resistance called that is equal to the combination of resistances connected in series?
a) Equivalent resistance
b) Varied resistance
c) Valence resistance
d) Transuded resistance
8.
What is the formula of equivalent resistance for series combination?
a) Re = R1 + R2 + R3
b) 1 / Re = 1 / R1 - 1 / R2 - 1 / R3
c) 1 / Re = 1 / R1 + 1 / R2 + 1 / R3
d) Re = R1 - R2 - R3
9.
What is the sum of the individual resistances of the series combinations called?
a) Varied resistance
b) Valence resistance
c) Equivalent resistance
d) Transuded resistance
10.
Which metal is used as the filament of an electric bulb?
a) Tungsten
b) Copper
c) Aluminium
d) Plastic
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