5. A number written in the form a x 10n, where 1

Correct Answer is: Scientific notation

14. log23 in common logarithm is written as

Correct Answer is: log 3 / log 2

Logarithms MCQ Multiple Choice Questions Answers | Quiz for Practice

Q: 10. If x = log y, then y is called the.....................of x.

Correct Answer is: Antilogarithm

Logarithms MCQs are essential practice tools for students and exam aspirants to master the concepts of logarithms and their applications. These questions help reinforce learning and prepare you for various assessments.

About Logarithms MCQ Questions

Logarithms MCQs cover a wide range of topics, including the definition of logarithms, properties, change of base formula, and logarithmic equations. These questions help you understand how to solve problems involving logarithmic functions and their real-world applications.

Why Practice Logarithms Objective Questions?

Practicing logarithms objective questions offers several benefits. It enhances your problem-solving skills, improves your speed and accuracy, and boosts your confidence for exams, interviews, and concept revision. Regular practice ensures a deeper understanding of logarithmic concepts, making you better prepared for any challenge.

Who Should Use These MCQs?

Students preparing for school or college exams
Competitive exam aspirants
Candidates preparing for interviews

Logarithms MCQ Questions for Practice

1. If a^x = n, then

x = log_a n
a = log_n x
a = log_x n
x = log_n a

2. The relation of y = log_z x implies

x^z = y
y^z = x
x^y = z
z^y = x

3. 30600 in scientific notation is

30.6 x 10⁴
306 x 10⁴
3.06 x 10⁴
3.006 10⁴

4. 6.35 x 10⁴ in ordinary notation is

6350
63500
6350000
635000

5. A number written in the form a x 10ⁿ, where 1 <= a < 10 and n is an integer is called

Logarithm notation
None
Scientific notation
Ordinary notation

6. Common logarithm is also known as..........logarithm.

scientific
decadic
natural
simple

7. For common logarithm, the base is

8. For natural logarithm, the base is

9. If log₂^x = 5 then x is:

10
2^5x
25
32

10. If x = log y, then y is called the.....................of x.

Characteristic
None
Antilogarithm
Logarithm

11. John Napier prepared the logarithms tables to the base

12. log e = ............ where e is equivalent to 2.718

1
0.4343
infinity

13. log mⁿ can be written as

n log m
log (m n)
(log m)ⁿ
m log n

14. log₂³ in common logarithm is written as

log 3 / 2
log 2³
log 3 / log 2
log 2 / log 3

15. log_am + log_an is same as:

log_am x log_an
log_a(m/n)
log_a(m + n)
log_a(m x n)