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Online Tests
Mathematics ECAT Pre Engineering Chapter 24 Vectors Online Test MCQs With Answers
Question # 1
The unit vector along x-axis is
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none of these
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Question # 2
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Question # 3
Which of the following is a vector
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length
momentum
volume
speed
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Question # 4
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
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1,2
-1,-2
2,-1
-2,1
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Question # 5
If C is the mid point of AB and P is any point outside AB, then
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Question # 6
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none of these
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Question # 7
The position vector of a point (x, y) in xy plane is
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none of these
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Question # 8
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Question # 9
Which of the following is a scalar.
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force
frequency
weight
acceleration
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Question # 10
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none of these
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Question # 11
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A
0
Unit vector
None
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Question # 12
Which of the following is a vector.
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energy
force
work
power
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Question # 13
Which of the following is a scalar.
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electric field
magnetic field
weight
mass
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Question # 14
A vector with magnitude one is called
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constant vector
unit vector
zero vector
null vector
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Question # 15
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none of these
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Question # 16
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none of these
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Question # 17
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0
1
-1
None
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Question # 18
If θ be angle between u,v and u,v determine the sides of a triangle then the third side opposite to angle θ has length
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|u+v|
|u|+|v|
|u-v|
|u|-|v|
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Question # 19
Which of the following is not a unit vector
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[1, 1, 1]
[0, 1, 0]
[0, 0, 1]
[1, 0, 0]
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Question # 20
[i,j,k]
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0
2
1
-2
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Question # 21
Which of the following is a vector.
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distance
temperature
energy
acceleration
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Question # 22
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25
16
5
0
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Question # 23
If Projvu = Projuv, then
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Uand vare parallel
|u|=|v|
Uandvre perpendicular
One ofuorv
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Question # 24
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none of these
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Question # 25
u,v,wand u x (v.w) are
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Equal
Parallel
Additive immense of each other
Meaningless
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Question # 26
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0
1
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Question # 27
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Question # 28
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Question # 29
For two vector a and b, a+b = _______
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a b
b+a
b-a
None
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Question # 30
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Question # 31
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