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Online Tests
Physics Fsc Part 1 Chapter 2 Online Test MCQs With Answers
Question # 1
Two vector can be added by simple arithmetical method when they are at an angle of.
Choose an answer
120
o
90
o
0
o
45
o
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Question # 2
The subtraction of a vector is equivalent to the addition with
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Same direction
Perpendicular direction
Reversed direction
All of these
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Question # 3
A vector is denoted by
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Light face
Bold face
Both a and b
None of these
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Question # 4
The direction of vector in space is specified by
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1- angle
2- angle
3- angle
4 - angle
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Question # 5
The components of a vector which are perpendicular to each other are called
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Horizontal components
Vertical components
Rectangular components
All of these
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Question # 6
Parallel vectors of same magnitude will be
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Equal
Opposite
Both a and b
None of these
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Question # 7
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Unit vector
+ve of a vector
Resultant vector
-ve of a vector
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Question # 8
When a fore of 100 N is acting on an object along x-axis then its vertical component will be.
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50 N
0 N
25 N
10 N
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Question # 9
Direction of a vector in space requires
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Two axis
Three axis
Four axis
Both a and b
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Question # 10
The force and torque are analogous to
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Velocity
Mass and weight
Moment of Inertia
Each other
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Question # 11
The sum of two or more vectors will be a single vector called
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Component vector
Position vector
-ve vector
Resultant vector
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Question # 12
The dot product of two vectors A and B will be zero, if angle between A and B is
Choose an answer
Zero
30
o
90
o
180
o
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Question # 13
Which is the example of vector quantity
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Torque
Speed
Density
Work
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Question # 14
The magnitude of A will be
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Zero
A
2
1
A
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Question # 15
The resultant of two vectors having magnitude 10 N and 8 N Can not be
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2 N
9 N
18 N
20 N
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Question # 16
Vector has both of its components are negative lies in
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1st quadrant
2nd quadrant
3rd quadrant
4th quadrant
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Question # 17
Minimum number of unequal forces whose vector sum can be zero are.
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5
4
3
2
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Question # 18
A force of 10N makes an angle 30o with y axis. Then magnitude of x -component is.
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5 N
8.66 N
10 N
Zero
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Question # 19
The angle between x-axis, y-axis and z-axis is
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45°
60°
75°
90°
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Question # 20
The direction of null vector can be
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(+) ve
(-) ve
Arbitrary
Zero
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Question # 21
Force 12 N and 5 N are add, the resultant con not be
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13 N
6 N
7 N
17 N
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Question # 22
If r = 5 m and f = 4 N are along same direction, them torque is
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20 Nm
5 Nm
10 Nm
Zero
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Question # 23
Vectors have
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Numerical value
Directional
Both a and b
None of these
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Question # 24
The resultant of two forces 30 N and 40 N acting parallel to each other is.
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30 N
40 N
70 N
10 N
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