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
Mathematics ECAT Pre Engineering Chapter 24 Vectors Online Test MCQs With Answers
Question # 1
The unit vector along z-axis is
Choose an answer
none of these
Previous
Skip
Next
Question # 2
If a force F = 2i + j +3k acts at point (1,-2,2) of a body then the moment of F about a pint lying on the line of action of the force is
Choose an answer
5
Equal to the moment of the force about origin
0
Cannot be found
Previous
Skip
Next
Question # 3
For two vector a and b, a+b = _______
Choose an answer
a b
b+a
b-a
None
Previous
Skip
Next
Question # 4
Choose an answer
12
6
8
none of these
Previous
Skip
Next
Question # 5
Choose an answer
A
0
Unit vector
None
Previous
Skip
Next
Question # 6
Which of the following represents a vector
Choose an answer
(x, y)
Previous
Skip
Next
Question # 7
The null vector is regarded to be perpendicular to
Choose an answer
Every vector
In some cases
Both a b
None
Previous
Skip
Next
Question # 8
Choose an answer
none of these
Previous
Skip
Next
Question # 9
Which of the following is a vector.
Choose an answer
energy
force
work
power
Previous
Skip
Next
Question # 10
Unit vector in the positive direction of x-axis is
Choose an answer
Previous
Skip
Next
Question # 11
If a +b +c =0 then which of the following is true
Choose an answer
a =b =c =0
a,b =b,c =c,a
a xb=b xc =c xa
None
Previous
Skip
Next
Question # 12
If the vector 2i + 4j - 7k and 2i + 6j + xk are perpendicular then x = ?
Choose an answer
0
2
4
7
Previous
Skip
Next
Question # 13
If a,b c are sides of a triangle taken in order then a x b =
Choose an answer
b x c
b x a
cxa
Both a & b
Previous
Skip
Next
Question # 14
Which of the following is not a unit vector
Choose an answer
[1, 1, 1]
[0, 1, 0]
[0, 0, 1]
[1, 0, 0]
Previous
Skip
Next
Question # 15
If the angle between two vectors with magnitude 6 and 2 is 60° when their scalar product is
Choose an answer
12
6
3
0
Previous
Skip
Next
Question # 16
[i,j,k]
Choose an answer
0
2
1
-2
Previous
Skip
Next
Question # 17
Which of the following is a scalar
Choose an answer
weight
force
speed
momentum
Previous
Skip
Next
Question # 18
Choose an answer
none of these
Previous
Skip
Next
Question # 19
Choose an answer
Previous
Skip
Next
Question # 20
Choose an answer
none of these
Previous
Skip
Next
Question # 21
The ortho center of triangle whose vertices are (0,0)(3,0)(0,4) is
Choose an answer
(0,0)
(1,1)
(2,2)
(3,3)
Previous
Skip
Next
Question # 22
Choose an answer
Previous
Skip
Next
Question # 23
Choose an answer
A,. B, C are coincident
A, B, C are collinear
Both A and B
None of these
Previous
Skip
Next
Question # 24
Projection of vector u along v is
Choose an answer
|v| cosθ
|u| cosθ
|v| sinθ
|u| sinθ
Previous
Skip
Next
Question # 25
Choose an answer
0
1
Previous
Skip
Next
Question # 26
Choose an answer
Previous
Skip
Next
Question # 27
Choose an answer
[0, 0, 0]
[1, 0, 0]
[0, 1, 0]
[0, 0, 1]
Previous
Skip
Next
Question # 28
Choose an answer
Previous
Skip
Next
Question # 29
Which of the following is a vector.
Choose an answer
distance
temperature
energy
acceleration
Previous
Skip
Next
Question # 30
Choose an answer
perpendicular vectors
concurrent vectors
parallel vectors
none of these
Previous
Skip
Next
Question # 31
Choose an answer
Previous
Skip
Next
Back
