More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
ECAT Pre General Science Mathematics Chapter 24 Vectors Online Test MCQs With Answers
Question # 1
Choose an answer
Previous
Skip
Next
Question # 2
Choose an answer
Previous
Skip
Next
Question # 3
If a2 = b2 then
Choose an answer
a = b
a+b= 1
|a+b| =0
None
Previous
Skip
Next
Question # 4
Choose an answer
Previous
Skip
Next
Question # 5
Choose an answer
0
1
-1
None
Previous
Skip
Next
Question # 6
Choose an answer
a
1
+ a
2
a
2
1
+ a
2
2
Previous
Skip
Next
Question # 7
Choose an answer
A,. B, C are coincident
A, B, C are collinear
Both A and B
None of these
Previous
Skip
Next
Question # 8
Choose an answer
Previous
Skip
Next
Question # 9
Choose an answer
Previous
Skip
Next
Question # 10
Choose an answer
none of these
Previous
Skip
Next
Question # 11
Choose an answer
Previous
Skip
Next
Question # 12
Choose an answer
[0, 0, 0]
[1, 0, 0]
[0, 1, 0]
[0, 0, 1]
Previous
Skip
Next
Question # 13
Choose an answer
Free vector
Null vector
Unit vector
None of these
Previous
Skip
Next
Question # 14
Choose an answer
12
6
8
none of these
Previous
Skip
Next
Question # 15
Choose an answer
Previous
Skip
Next
Question # 16
Choose an answer
Previous
Skip
Next
Question # 17
Choose an answer
0
1
Previous
Skip
Next
Question # 18
Unit vector in the positive direction of x-axis is
Choose an answer
Previous
Skip
Next
Question # 19
If a,b,c are three non-coplanar vector then [a +b,b +c,c +a] = _____
Choose an answer
[a.b.c]
2[a,b,c]
[abc]-2
2[abc]2
Previous
Skip
Next
Question # 20
The number z so that the triangle with vertices A(1,-1,0),B(-2,2,1)and C(0,2,z) is a right triangle with right angle at vertex C
Choose an answer
1,2
-1,-2
2,-1
-2,1
Previous
Skip
Next
Question # 21
The position vector of any point in space is
Choose an answer
Previous
Skip
Next
Question # 22
Choose an answer
perpendicular vectors
concurrent vectors
parallel vectors
none of these
Previous
Skip
Next
Question # 23
Choose an answer
direction ratios
direction cosines
direction angles
none of these
Previous
Skip
Next
Question # 24
If uv= Projuv then
Choose an answer
Uandvare parallel
vis a unit vector
Uis a unit vector
Both b and c
Previous
Skip
Next
Question # 25
If 2 and 2 are x and y components of vector then its angle with x-axis is
Choose an answer
30
°
45
°
60
°
90
°
Previous
Skip
Next
Question # 26
Choose an answer
25
16
5
0
Previous
Skip
Next
Question # 27
If C is the mid point of AB and P is any point outside AB, then
Choose an answer
Previous
Skip
Next
Question # 28
Projection of vector u along v is
Choose an answer
|v| cosθ
|u| cosθ
|v| sinθ
|u| sinθ
Previous
Skip
Next
Question # 29
If |αi + (α+1)j +2k| =3 then value of α is
Choose an answer
1,2
-1,-2
1,-2
-1,2
Previous
Skip
Next
Question # 30
The unit vector along y-axis is
Choose an answer
none of these
Previous
Skip
Next
Back