WBJEE: Important Questions and Preparation Tips – Vectors

Dec 29, 2017 16:34 IST
WBJEE 2018: Vectors
WBJEE 2018: Vectors

In this article, Subject Experts of Mathematics bring to you complete chapter notes of Vectors including important concepts, formulae and some previous year solved questions for coming WBJEE entrance examination. About 1-2 questions are being asked from this topic in the examination.

These notes contain all important topics like position vector of a point, scalar component of a vector, relation between direction ratios, direction cosines and magnitude, parallelogram law of vector, unit vector, multiplication of a vector by a constant, scalar product, cross product, coplanar vectors etc.

In these notes, each concept related to chapter Vectors is explained in a very detailed manner. Engineering aspirants must know about the difficulty level of the questions before appearing for the examination. To help students, some previous year solved questions are also included in these notes which will help aspirants in their preparation.

About the exam:

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.

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Important Concepts:

WBJEE Vectors Concepts 1

WBJEE: Important Questions and Preparation Tips – Limits

WBJEE Vectors Concepts 2

WBJEE: Important Questions and Preparation Tips – Area under Curve

Some previous years solved questions are given below:

Question 1:

WBJEE Vectors Question 1

Solution 1:

WBJEE Vectors Solution 1

Hence, the correct option is (d).

WBJEE: Important Questions and Preparation Tips – Circles

Question 2:

Which of the following is not always true?

WBJEE Vectors Question 2

Solution 2:

WBJEE Vectors Solution 2

Hence, the correct option is (d).

WBJEE: Important Questions and Preparation Tips – Application of Derivatives

Question 3:

WBJEE Vectors Question 3

(A) 1

(B) 2

(C) – 1

(D) 0

Solution 3:

Let

WBJEE Vectors Solution 3

Hence, the correct option is (A).

WBJEE: Important Questions and Preparation Tips – Integrals

Question 4:

WBJEE Vectors Question 4

Solution 4:

WBJEE Vectors Solution 4

Hence, the correct option is (A).

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