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

3837

Math Chapter 1

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1. A non-terminating and a nonrecurring decimal is

A) a sequence

B) Periodic number

C) a rational number

D) an Irrational number

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2. 5.333......is

A) Rational

B) irrational

C) an integer

D) a prime integer

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3. Every recurring decimal is

A) a whole number

B) a rational number

C) an Irrational number

D) a prime integer

4 / 20

4. If n is a prime number, then √n is

A) a rational number

B) an Integer

C) periodic number

D) an Irrational number

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5. 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*

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

A) only negative integer

B) a pure Imaginary

C) a rational number

D) an Irrational number

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

A) Closure property w. r. t +

B) commutative property w. r. t+

C) Distributive property

D) Associative property w..r. t+

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

A) repeated number

B) Terminating decimal

C) Periodic decimal

D) Infinite set

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9. π is the ratio:

A) circumference of circle/Length of diameter

B) Length of diameter/ circumference of circle

C) Length of radius/ circumference of circle

D) Circumference of circle/ Length of Radius

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10. 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) Natural numbers

D) Integers

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11. 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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12. 22/7 is:

A) Irrational

B) Rational

C) A whole number

D) An integer

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

A) |z1 +z2| >= |z1| + | z2|

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

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

D) |z+z2| < | z1 | +| z2 |

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

A) -a

B) -1/a

C) 1/a

D) Not defined

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15. The number '0' is

A) Even number

B) an-integer

C) a rational number

D) all of these

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16. Multiplicative Inverse of O is

A) 1

B) 0

C) Not defined

D) Any real number

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

A) | z |

B) all of these

C) | -z |

D) | -z̄ |

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18. Every Integer is also a

A) a rational number

B) an irrational number

C) a Natural number

D) a decimal number

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19. Π (pi) is

A) Length of radius/ circumference of circle

B) Length of diameter/ circumference of circle

C) circumference of circle/Length of diameter

D) Circumference of circle/ Length of Radius

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

A) Non terminating decimal

B) Recurring decimal

C) Terminating decimal

D) Non recurring

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1st Year Math Chapter 1 Number System MCQs With Answers

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