MCQ Questions | Class 8 Maths Chapter 12 | Exponents and Powers with Answers

MCQ | Exponents and Powers Class 8

Check the below NCERT MCQ Questions for Class 8 Maths Chapter 12 Exponents and Powers with Answers Pdf free download. MCQ Questions for Class 8 Maths with Answers were prepared based on the latest exam pattern. We have Provided Exponents and Powers Class 8 Maths MCQs Questions with Answers to help students understand the concept very well.

Objective Question | NCERT Maths Class 8

NCERT Solutions Class 8 Maths
Book:	National Council of Educational Research and Training (NCERT)
Board:	Central Board of Secondary Education (CBSE)
Class:	8th
Subject:	Maths
Chapter:	12
Chapters Name:	Exponents and Powers
Medium:	English

Ncert Solutions for Class 8 Maths | Objective Type Questions

You can refer to NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Exponents and Powers | Class 8 Maths | NCERT Solutions

Q1.	Learn Cbse Class 8 Maths Mcq a^m x a^m is equal to
	A. a^m+n
	B. a^m-n
	C. a^mn
	D. a^n-m

Ans: a^m+n

Q2.	Mcq Class 8 Maths Chapter 12 a^m ÷ aⁿ is equal to
	A. a^m-n
	B. a^m+n
	C. a^mn
	D. a^n-m

Ans: a^m-n

Q3.	Mcq for Class 8 Maths Chapter 12 (a^m)ⁿ is equal to
	A. a^m+n
	B. a^m-n
	C. a^mn
	D. a^n-m

Ans: a^mn

Q4.	Mcq Questions for Class 8 Maths with answers pdf Chapter 12 a^m × b^m is equal to
	A. (ab)^m
	B. (ab)^-m
	C. a^m b
	D. ab^m

Ans: (ab)^m

Q5.	Mcq Questions for Class 8 Maths with answers pdf download a⁰ is equal to
	A. 0
	B. 1
	C. -1
	D. a.

Ans: 1

Q6.	Ncert Class 8 Maths Mcq Chapter 12 \(\frac{a^m}{b^m}\) is equal to bm
	A. (\(\frac{a}{b}\))^m
	B. (\(\frac{b}{a}\))^m
	C. (\(\frac{a^m}{b}\))^m
	D. (\(\frac{a}{b^m}\))^m

Ans: (\(\frac{a}{b}\))^m

Q7.	Ncert Class 8 Maths Mcq Questions 2 × 2 × 2 × 2 × 2 is equal to
	A. 2⁴
	B. 2³
	C. 2²
	D. 2⁵

Ans: 2⁵

Q8.	CBSE Class 8 Maths Chapter 12 Mcq In 10², the exponent is
	A. 1
	B. 2
	C. 10
	D. 1.

Ans: 2
Hint:
Definition of exponent

Q9.	CBSE Class 8 Maths Chapter 12 Mcq Questions In 10² the base is
	A. 1
	B. 0
	C. 10
	D. 100.

Ans: 10
Hint:
Definition of base

Q10.	CBSE Class 8 Maths Exponents and Powers Mcq 10^-1 is equal to
	A. 10
	B. -1
	C. \(\frac{1}{10}\)
	D. –\(\frac{1}{10}\)

Ans: \(\frac{1}{10}\)
Hint:
10^-1 = \(\frac{1}{10^1}\) = \(\frac{1}{10}\)

Q11.	CBSE Class 8 Maths Mcq Questions The multiplicative inverse of 2-3 is
	A. 2
	B. 3
	C. 3
	D. 23

Ans: 23
Hint:
2^-3. 2³ = 2^-3+3 = 2⁰ = 1

Q12.	CBSE Class 8 Maths Exponents and Powers Mcq Questions The multiplicative inverse of 10⁵ is
	A. 5
	B. 10
	C. 10^-5
	D. 10⁵.

Ans: 10^-5
Hint:
10⁵. 10^-5 = 2^5-5 = 10⁰ = 1

Q13.	Class 8 Maths Mcq Chapter 12 The multiplicative inverse of \(\frac{1}{2^2}\) is 22
	A. 2⁵
	B. 2²
	C. 2
	D. 1.

Ans: 2²
Hint:
\(\frac{1}{2^2}\) = 2² = 1

Q14.	Class 8 Maths Mcq online test The multiplicative inverse of 10¹⁰ is
	A. 10
	B. \(\frac{1}{10}\)
	C. 10^-10
	D. 10¹⁰.

Ans: 10¹⁰
Hint:
10^-10.10¹⁰ = 10^-10+10 = 10⁰ = 1

Q15.	Class 8 Maths Mcq with answers The multiplicative inverse of am is
	A. a
	B. m
	C. a^m
	D. a^-m

Ans: a^-m
Hint:
Definition of multiplicative inverse

Q16.	Learn Cbse Class 8 Maths Mcq 5³ × 5^-1 is equal to
	A. 5
	B. 5³
	C. 5^-1
	D. 5²

Ans: 5²
Hint:
5³ × 5^-1 = 5^3-1 = 5²

Q17.	Mcq Class 8 Maths Chapter 12 (- 2)^-5 x (-2)⁶ is equal to
	A. 2
	B. -2
	C. -5
	D. 6.

Ans: -2
Hint:
(-2)^-5 × (-2)⁶ = (-2)^-5+6 = (-2)¹ = -2

Q18.	Mcq for Class 8 Maths Chapter 12 3² × 3^-4 × 3⁵ is equal to
	A. 3
	B. 3²
	C. 3³
	D. 3⁵

Ans: 3³
Hint:
3² × 3^-4 × 3⁵ = 3^2-4+5 = 3³

Q19.	Mcq Questions for Class 8 Maths with answers pdf Chapter 12 (-2)^-2 is equal to
	A. \(\frac{1}{4}\)
	B. \(\frac{1}{2}\)
	C. –\(\frac{1}{2}\)
	D. –\(\frac{1}{4}\)