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ECAT Mathematics Chapter 24 Vectors Online Test MCQs With Answers
Question # 1
Which of the following is a vector
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length
momentum
volume
speed
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Question # 2
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Question # 3
The physical quantity which can be specified by a number alongwith unit is called a
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scalar
vector
constant
none of these
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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
The physical quantity which possesses both magnitude and direction is called a
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scalar
vector
constant
none of these
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Question # 6
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0
1
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Question # 7
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Question # 8
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none of these
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Question # 9
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none of these
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Question # 10
Which of the following represents a vector
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(x, y)
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Question # 11
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Question # 12
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Question # 13
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0
90°
180°
360°
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Question # 14
The unit vector along z-axis is
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none of these
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Question # 15
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0
1
-1
None
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Question # 16
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Question # 17
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Question # 18
If a,b,c are unit vectors then |a + b|2 +|a - b|2
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4
8ab
9cos
4(a,b)
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Question # 19
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none of these
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Question # 20
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none of these
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Question # 21
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Question # 22
The ortho center of triangle whose vertices are (0,0)(3,0)(0,4) is
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(0,0)
(1,1)
(2,2)
(3,3)
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Question # 23
The unit vector along x-axis is
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none of these
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Question # 24
Which of the following is a scalar
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weight
force
speed
momentum
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Question # 25
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none of these
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Question # 26
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[0, 0, 0]
[1, 0, 0]
[0, 1, 0]
[0, 0, 1]
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Question # 27
If C is the mid point of AB and P is any point outside AB, then
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Question # 28
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Question # 29
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A
0
Unit vector
None
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Question # 30
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0
1
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