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

4078

Math Chapter 1

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

A) Not defined

B) 1/a

C) -1/a

D) -a

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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) Periodic decimal

C) repeated number

D) Terminating decimal

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3. π is the ratio:

A) circumference of circle/Length of diameter

B) Length of radius/ circumference of circle

C) Length of diameter/ circumference of circle

D) Circumference of circle/ Length of Radius

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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) Irrational numbers

B) Natural numbers

C) Integers

D) Rational numbers

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5. Π (pi) is

A) circumference of circle/Length of diameter

B) Length of radius/ circumference of circle

C) Circumference of circle/ Length of Radius

D) Length of diameter/ circumference of circle

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6. 5.333......is

A) a prime integer

B) irrational

C) Rational

D) an integer

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7. Every recurring decimal is

A) a whole number

B) an Irrational number

C) a rational number

D) a prime integer

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

A) all of these

B) | -z |

C) | z |

D) | -z̄ |

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

A) | z1- z2 | < | z1 | - | z2 |

B) |z1 +z2| >= |z1| + | z2|

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

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

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10. 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+

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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) Irrational number

B) Complex numbers

C) Whole numbers

D) Rational number

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12. Every Integer is also a

A) an irrational number

B) a rational number

C) a decimal number

D) a Natural number

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

A) Non terminating decimal

B) Non recurring

C) Recurring decimal

D) Terminating decimal

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14. 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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15. The number '0' is

A) all of these

B) an-integer

C) a rational number

D) Even number

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

A) a rational number

B) an Irrational number

C) a pure Imaginary

D) only negative integer

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17. 22/7 is:

A) Rational

B) A whole number

C) An integer

D) Irrational

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18. Multiplicative Inverse of O is

A) 0

B) 1

C) Not defined

D) Any real number

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19. 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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20. A non-terminating and a nonrecurring decimal is

A) an Irrational number

B) Periodic number

C) a sequence

D) a rational number

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1st Year Math Chapter 1 Number System MCQs With Answers

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