Number System-1

1. $\frac{22}{7}$ is

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

3. Every Integer is also a

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

5. For $a,b\in R$ if $a+b=b+a$, then this property is called

6. A Non terminating and a non recurring decimal is

7. The Number ‘0’ is

8. If $a, b \in R$ and $(a+b)\in R$ then this property of real numbers is

9. The numbers which can be put in the form $\frac{p}{q}\,\,$ $p, q \in Z$, $q \ne 0$ are

10. 5.333 is

11. Every recurring decimal is

12. If $n$ is a Prime Number, then $\sqrt{n}$ is

13. If $n$ is a negative Number then $\sqrt{n}$ is

14. If $z_1$ and $z_2$ are any two complex number, then

15. The Number ‘0’ is

16. $\pi$ is the ratio

17. A decimal which has only finite numbers of digits in its decimal part is called

18. The numbers which cannot be written in the form of $\frac{p}{q}\,\,$ $p,q\in Z\,$, $q\ne 0$ are

19. If $z_1$ and $z_2$ are two complex number then

20. $\pi$ is