WBJEE: Important Questions and Preparation Tips - Complex Numbers

In this article you will find Chapter Notes of Complex Number for WBJEE entrance examinations. This will provide complete overview of the chapter to all WBJEE aspirants. About 3-5 questions are being asked from this topic every year.

Updated: Sep 12, 2017 17:33 IST

West Bengal Joint Entrance Examination (WBJEE) is a state level common entrance test organized by West Bengal Joint Entrance Examinations Board for admission to the Undergraduate Level Engineering and Medical Courses through a common entrance test in the State of West Bengal. This article contains all important concepts, formulae and some important solved questions of chapter Complex Numbers. This can be used as a quick revision material for WBJEE entrance examination. This is not an easy topic. You need to do a lot of practice to master this topic.  About 3-5 questions are asked from this chapter in WBJEE examination.

Definition:  A complex number is a number that can be written in form x + iy, where x and y are real numbers and i is an imaginary part.

WBJEE 2017: Syllabus-Mathematics

Some important concepts and formulae are given below:

WBJEE Complex Number

JEE Advanced 2017 Question Papers: Paper 1 and Paper 2

Some important solved questions are given below:

Question 1:

WBJEE Complex number Question 1

Solution 1:

WBJEE Complex number Solution 1

Hence, the correct option is (b).

JEE Main-2017: Important topics & books

Question 2:

WBJEE Complex number Question 2

Solution 2:

WBJEE Complex number Solution 2

Hence, the correct option is (a).

Question 3:

WBJEE Complex number Question 3

Solution 3:

WBJEE Complex number Solution 3

Hence, the correct option is (c).

JEE Advanced-2017: Topper's Interview - Akshat Chugh (AIR-2)

Question 4:

WBJEE Complex number Question 4

Solution 4:

WBJEE Complex number Solution 4

Hence, the correct option is (d).

Question 5:

WBJEE Complex number Question 5

Solution 5:

WBJEE Complex number Solution 5

Hence, the correct option is (b).

WBJEE Online Test: Chemistry - Haloalkanes and Haloarenes

UPSEE Solved Question Paper: 2015

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