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

4015

Math Chapter 1

1 / 20

1. π is the ratio:

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

A) Infinite set

B) repeated number

C) Periodic decimal

D) Terminating decimal

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3. 22/7 is:

A) An integer

B) Irrational

C) Rational

D) A whole number

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

A) Integers

B) Rational numbers

C) Irrational numbers

D) Natural numbers

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5. Every Integer is also a

A) a Natural number

B) an irrational number

C) a decimal number

D) a rational number

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6. Every recurring decimal is

A) a prime integer

B) an Irrational number

C) a whole number

D) a rational number

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7. 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 |

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8. The number '0' is

A) a rational number

B) an-integer

C) Even number

D) all of these

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

A) Non terminating decimal

B) Non recurring

C) Terminating decimal

D) Recurring decimal

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10. Multiplicative Inverse of O is

A) 1

B) 0

C) Not defined

D) Any real number

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

A) | z |

B) | -z̄ |

C) all of these

D) | -z |

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12. Π (pi) is

A) Length of radius/ circumference of circle

B) Circumference of circle/ Length of Radius

C) Length of diameter/ circumference of circle

D) circumference of circle/Length of diameter

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13. If z1 and Z2 are two complex numbers then

A) (z1.z2)* = z1* z2*

B) |z1.z2| = |z1| |z2|

C) all of these

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

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

A) Distributive property

B) commutative property w. r. t+

C) Closure property w. r. t +

D) Associative property w..r. t+

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15. 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) Complex numbers

B) Rational number

C) Irrational number

D) Whole numbers

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

A) an Irrational number

B) a rational number

C) a pure Imaginary

D) only negative integer

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

A) an Irrational number

B) an Integer

C) a rational number

D) periodic number

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18. A non-terminating and a nonrecurring decimal is

A) a sequence

B) an Irrational number

C) a rational number

D) Periodic number

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19. 5.333......is

A) Rational

B) an integer

C) irrational

D) a prime integer

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

A) 1/a

B) -1/a

C) Not defined

D) -a

Your score is

1st Year Math Chapter 1 Number System MCQs With Answers

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