1st Year Math Chapter 1 Number System MCQs With Answers

If your search is to get the 1st Year Math Chapter 1 Number System MCQs With Answers then you have landed on the right site. Here we are providing the important MCQs of the chapter Number System that you can prepare for the entry test. This chapter has topics including Rational and Irrational Systems, Properties of Real Numbers, The real line, and Complex numbers. Through the MCQs that are given below, you will be able to prepare well for the entry test. These 1st Year Maths Chapter 1 MCQs will help you to have a grip on all the topics. Remember in order to perform well, you must prepare well for all the chapters. Here below, a quiz is given that you can solve. Solve the quiz and check the answers. Scroll down and check the MCQs.

1st Year Math Chapter 1 Number System MCQs With Answers

3823

Math Chapter 1

1 / 20

1. A non-terminating and a nonrecurring decimal is

A) a sequence

B) Periodic number

C) an Irrational number

D) a rational number

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2. If z1 and z2 are any two complex numbers, then

A) | z 1 + z2 | <=|z1 | + | z2 |

B) | z1- z2 | < | z1 | - | z2 |

C) |z+z2| < | z1 | +| z2 |

D) |z1 +z2| >= |z1| + | z2|

3 / 20

3. For any complex number z, it is always true that | z | is .equal to

A) | -z̄ |

B) | z |

C) all of these

D) | -z |

4 / 20

4. The numbers which can be put in the form of p/q, p,qEZ, and q is not equal to 0 are

A) Rational numbers

B) Irrational numbers

C) Integers

D) Natural numbers

5 / 20

5. Multiplicative Inverse of O is

A) Any real number

B) 0

C) 1

D) Not defined

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6. If n is a prime number, then √n is

A) a rational number

B) an Integer

C) an Irrational number

D) periodic number

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7. 5.333......is

A) an integer

B) a prime integer

C) irrational

D) Rational

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8. If z1 and Z2 are two complex numbers then

A) |z1.z2| = |z1| |z2|

B) all of these

C) (z1.z2)* = z1* z2*

D) (z1+Z2) * = z1* + Z2*

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9. A decimal in which one or more digits repeat indefinitely in its decimal part is called

A) Periodic decimal

B) Terminating decimal

C) Infinite set

D) repeated number

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10. 22/7 is:

A) Irrational

B) Rational

C) A whole number

D) An integer

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11. Π (pi) is

A) Length of radius/ circumference of circle

B) Circumference of circle/ Length of Radius

C) circumference of circle/Length of diameter

D) Length of diameter/ circumference of circle

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12. If n is a negative number, then √n is

A) an Irrational number

B) a pure Imaginary

C) only negative integer

D) a rational number

13 / 20

13. Every recurring decimal is

A) a rational number

B) a prime integer

C) a whole number

D) an Irrational number

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14. The number '0' is

A) all of these

B) an-integer

C) a rational number

D) Even number

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15. A decimal which has only a finite number of digits in its decimal part is called.

A) Recurring decimal

B) Non terminating decimal

C) Non recurring

D) Terminating decimal

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16. For a, b E R if a + b = b + a, then this property is called

A) Closure property w. r. t +

B) Distributive property

C) commutative property w. r. t+

D) Associative property w..r. t+

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17. π is the ratio:

A) Length of radius/ circumference of circle

B) circumference of circle/Length of diameter

C) Length of diameter/ circumference of circle

D) Circumference of circle/ Length of Radius

18 / 20

18. Every Integer is also a

A) a decimal number

B) a rational number

C) a Natural number

D) an irrational number

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19. If a is any non-zero real number, then its multiplicative inverse is

A) -1/a

B) 1/a

C) Not defined

D) -a

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20. The numbers which cannot be written in the form of p/q, p,q belong to Z, q is not equal to 0 are:

A) Rational number

B) Whole numbers

C) Complex numbers

D) Irrational number

Your score is

1st Year Math Chapter 1 Number System MCQs With Answers

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