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

4035

Math Chapter 1

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1. A non-terminating and a nonrecurring decimal is

A) an Irrational number

B) a sequence

C) a rational number

D) Periodic number

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2. 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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3. If n is a prime number, then √n is

A) an Integer

B) an Irrational number

C) a rational number

D) periodic number

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

A) Distributive property

B) Closure property w. r. t +

C) commutative property w. r. t+

D) Associative property w..r. t+

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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) Natural numbers

B) Integers

C) Rational numbers

D) Irrational numbers

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6. 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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7. 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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8. Multiplicative Inverse of O is

A) 1

B) 0

C) Any real number

D) Not defined

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

A) Periodic decimal

B) Infinite set

C) repeated number

D) Terminating decimal

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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) Whole numbers

B) Complex numbers

C) Rational number

D) Irrational number

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12. 5.333......is

A) Rational

B) an integer

C) a prime integer

D) irrational

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13. The number '0' is

A) a rational number

B) all of these

C) an-integer

D) Even number

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14. π is the ratio:

A) Length of diameter/ circumference of circle

B) Length of radius/ circumference of circle

C) Circumference of circle/ Length of Radius

D) circumference of circle/Length of diameter

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15. Every recurring decimal is

A) an Irrational number

B) a prime integer

C) a rational number

D) a whole number

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

A) Terminating decimal

B) Non recurring

C) Non terminating decimal

D) Recurring decimal

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17. Every Integer is also a

A) a rational number

B) an irrational number

C) a decimal number

D) a Natural number

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

A) Not defined

B) -a

C) -1/a

D) 1/a

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

A) an Irrational number

B) only negative integer

C) a pure Imaginary

D) a rational number

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20. 22/7 is:

A) A whole number

B) Rational

C) An integer

D) Irrational

Your score is

1st Year Math Chapter 1 Number System MCQs With Answers

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