10th Science Chapter -04 Electricity Creative One Mark Question and Answers Part-02
10th Science Chapter -04 Electricity Creative One Mark Question and Answers Part-02
01.If two unequal resistors connected in parallel then
a) The voltage is same in both resistor
b) The current is same in both resistor
c) The voltage is larger in one of the resister
d) The current is large in one of the resister
Correct answer
The voltage is same in both resistor
02.Specific resistance is also called as electrical resistivity
a) true
b) False
Correct answer
true
03.The unit of electric potential is ohm
a) true
b) false
Correct answer
false
04.The SI unit for electric current is the coulomb
a) true
b) false
Correct answer
false
05.All good conductors have high
a) Resistance
b) specific resistance
c) Voltage
d) None of the above
Correct answer
None of the above
06.A heating elements used in the electric iron box and the electric heater is
a) Tungsten
b) Nichrome
c) Lead
d) All the above
Correct answer
Nichrome
07.How many terminals an electric bulb consist of?
a) 2
b) 4
c) 3
d) 1
Correct answer
2
08.If one of the resistance in a parallel circuit is removed the total resistance will be
a) Double
b) Decreases
c) Increases
d) Constant
Correct answer
Increases
09.According to Ohm's law if voltage increase and resistance stays the same
a) Resistance decreases
b) Current increases
c) Current remains the same
d) Current decreases
Correct answer
Current increases
10.In an ammeter device the terminal (Red) which has higher potential is called positive terminal
a) true
b) false
Correct answer
true
11.Why battery is used in the circuit
a) Measure current
b) Maintain a potential difference
c) Oppose the current
d) Measure potential
Correct answer
Maintain a potential difference
12.Electric iron box and electric heater works on the principle of
a) heating effect of current
b) heating effect of voltage
c) heating effect of power
d) heating effect of emf
Correct answer
heating effect of current
13.Nichrome is an alloy of lead and chromium
a) true
b) False
Correct answer
False
14.Ohm 's law states the relationship between power and voltage
a) true
b) false
Correct answer
false
15.A fuse wire is made of an alloy of tin and lead
a) true
b) false
Correct answer
true
16.Electric power is the rate of consumption of electrical energy
a) true
b) false
Correct answer
true