# MCQ Questions for Class 10 Science Chapter 12 Electricity with Answers

We have compiled the NCERT MCQ Questions for Class 10 Science Chapter 12 Electricity with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 10 Science with Answers on a daily basis and score well in exams. Refer to the Electricity Class 10 MCQs Questions with Answers here along with a detailed explanation.

## Q1. Assertion: When a battery is short circuited, the terminal voltage is zero.Reason: In short circuit, the current is zero.

(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.

(c) A is true but R is false.

## Q3. Electrical resistivity of any given metallic wire depends upon

(a) its thickness
(b) its shape
(c) nature of the material
(d) its length

(c) nature of the material

## Q4. Two devices are connected between two points say A and B in parallel. The physical quantity that will remain the same between the two points is

(a) current
(b) voltage
(c) resistance
(d) None of these

(b) voltage

(a) 30 V
(b) 10 V
(c) 20 V
(d) 25 V

(b) 10 V

## Q6. The unit of specific resistance is

(a) ohm
(b) ohm
(c) ohm-metre
(d) ohm per metre

(c) ohm-metre

## Q7. The variable resistance is called

(a) resistor
(b) rheostat
(c) open switch
(d) none of these

(b) rheostat

(a) ohm m
(b) ohm m1
(c) ohm
(d) (ohm)-1

(c) ohm

(a) resistance
(b) voltage
(c) current
(d) temperature

(a) resistance

## Q10. What is the commercial unit of electrical energy?

(a) Joules
(b) Kilojoules
(c) Kilowatt-hour
(d) Watt-hour

(c) Kilowatt-hour

## Q11. Three resistors of 1 ?, 2 ft and 3 ? are connected in parallel. The combined resistance of the three resistors should be

(a) greater than 3 ?
(b) less than 1 ?
(c) equal to 2 ?
(d) between 1 ? and 3 ?

(d) between 1 ? and 3 ?

(a) 440 W
(b) 110 W
(c) 55 W
(d) 0.0023 W

(d) 0.0023 W

(a) 10-8 ?-m
(b) 101 ?-m
(c) 10-6 ?-m
(d) 106 ?-m

(a) 10-8 ?-m

## Q14. 1 kWh = ……….. J

(a) 3.6 × 10-6 J
(b) 13.6 × 106 J
(c) 3.6 × 106 J
(d) 13.6 × 10-6 J

(d) 13.6 × 10-6 J

## Q15. The electrical resistance of insulators is

(a) high
(b) low
(c) zero
(d) infinitely high

(c) zero

## Q16. Electrical resistivity of any given metallic wire depends upon

(a) its thickness
(b) its shape
(c) nature of the material
(d) its length

(c) nature of the material

(a) 2
(b) 3
(c) 4
(d) 6

(b) 3

• (a) < 100 ?
• (b) < 4 ?
• (c) < 1 ?
• (d) > 2 ?

(c) < 1 ?

## Q19. A metallic conductor has loosely bound electrons called free electrons. The metallicconductor is

(a) negatively charged
(b) positively charged
(c) neutral
(d) Either positively charged or negatively charged

(c) neutral

## Q20. Calculate the current flows through the 10 ? resistor in the following circuit.

(a) 1.2 A
(b) 0.6 A
(c) 0.2 A
(d) 2.0 A

(b) 0.6 A

### Physics MCQs Questions for Class 10 with Answers

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