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

3783

Math Chapter 1

1 / 20

1. Every recurring decimal is

A) a rational number

B) a prime integer

C) a whole number

D) an Irrational number

2 / 20

2. 5.333......is

A) Rational

B) irrational

C) a prime integer

D) an integer

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3. If z1 and Z2 are two complex numbers then

A) all of these

B) (z1.z2)* = z1* z2*

C) (z1+Z2) * = z1* + Z2*

D) |z1.z2| = |z1| |z2|

4 / 20

4. The number '0' is

A) a rational number

B) Even number

C) all of these

D) an-integer

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

A) Irrational numbers

B) Rational numbers

C) Integers

D) Natural numbers

6 / 20

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

A) Non recurring

B) Recurring decimal

C) Terminating decimal

D) Non terminating decimal

8 / 20

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

A) commutative property w. r. t+

B) Distributive property

C) Closure property w. r. t +

D) Associative property w..r. t+

9 / 20

9. Multiplicative Inverse of O is

A) 1

B) 0

C) Not defined

D) Any real number

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

A) | -z̄ |

B) | -z |

C) | z |

D) all of these

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

A) Not defined

B) 1/a

C) -a

D) -1/a

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12. Π (pi) is

A) Circumference of circle/ Length of Radius

B) Length of radius/ circumference of circle

C) Length of diameter/ circumference of circle

D) circumference of circle/Length of diameter

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13. If n is a prime number, then √n is

A) an Integer

B) periodic number

C) an Irrational number

D) a rational number

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14. 22/7 is:

A) Rational

B) A whole number

C) An integer

D) Irrational

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

A) Periodic decimal

B) repeated number

C) Infinite set

D) Terminating decimal

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16. Every Integer is also a

A) a rational number

B) a decimal number

C) an irrational number

D) a Natural number

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17. 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) Complex numbers

C) Whole numbers

D) Irrational number

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18. π is the ratio:

A) Circumference of circle/ Length of Radius

B) circumference of circle/Length of diameter

C) Length of diameter/ circumference of circle

D) Length of radius/ circumference of circle

19 / 20

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

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

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

C) | z1- z2 | < | z1 | - | z2 |

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

20 / 20

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

A) an Irrational number

B) only negative integer

C) a rational number

D) a pure Imaginary

Your score is

1st Year Math Chapter 1 Number System MCQs With Answers

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