CBSE Class 10 Science Chapter 12 Electricity Multiple Choice Questions with Answers. MCQ Class 10 Science Electricity with Answers was Prepared Based on Latest Exam Pattern. Students can solve NCERT Class 10 Science Electricity MCQs with Answers to know their preparation level.
MCQ Class 10 Science Electricity with Answers - Set - 2
Question 1:
To get 2 Ω resistance using only 6 Ω resistors, the number of them required is
(a) 2
(b) 3
(c) 4
(d) 6
Correct Answer – (B)
Question 2 :
A boy records that 4000 joule of work is required to transfer 10 coulomb of charge between two points of a resistor of 50 Ω. The current passing through it is
(a) 2 A
(b) 4 A
(c) 8 A
(d) 16 A
Correct Answer – (C)
Question 3 :
The temperature of a conductor is increased. The graph best showing the variation of its resistance is
(a)
(b)
(c)
(d)
Correct Answer – (A)
Question 4 :
The element used almost exclusively for filaments of incandescent lamps
(a) copper
(b) gold
(c) silver
(d) tungsten
Correct Answer – (D)
Question 5 :
The SI unit of resistance is
(a) ohm m
(b) ohm m1
(c) ohm
(d) (ohm)-1
Correct Answer – (C)
MCQ Class 10 Science Electricity with Answers
Question 6 :
The resistance whose V-I graph is given below is
(a) 5/3 Ohm
(b) 3/5 Ohm
(c) 5/2 Ohm
(d) 2/5 Ohm
Correct Answer – (B)
Question 7 :
A battery of 10 volt carries 20,000 C of charge through a resistance of 20 Ω. The work done in 10 seconds is
(a) 2 × 103 joule
(b) 2 × 105joule
(c) 2 × 104 joule
(d) 2 × 102 joule
Correct Answer – (B)
Question 8 :
A wire of length l, made of material resistivity ρ is cut into two equal parts. The resistivity of the two parts are equal to,
(a) ρ
(b) ρ/2
(c) 2 ρ
(d) 4 ρ
Correct Answer – (A)
Question 9 :
An electric iron draws a current 4 A when connected to a 220 V mains. Its resistance must be
(a) 1000 Ω
(b) 55 Ω
(c) 44 Ω
(d) None of these
Correct Answer – (B)
Question 10 :
The variable resistance is called
(a) resistor
(b) rheostat
(c) open switch
(d) none of these
Correct Answer – (B)
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