ECAT Pre General Science Physics Chapter 2 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

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ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

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Question # 1

The driection of vector si space is specified by:

Question # 2

A vector of magnitude 5 N is added to a vector of magnitude 8 N while the orientations are changeable. Range of their possible sum will be very from:

Question # 3

If two forces of magnitudes 3.5 and 2.5 N act on a body such that the angle between the forces is zero, then magnitude of the resultant will be:

Question # 4

When a vector is multiplied by a negative number, its direction:

Question # 5

An vector of 10 N makes an angle of 45° with x-axis. Angle between its rectangular components with be:

Question # 6

If a vector lies in second quadrant, than Bxand Byare:

Question # 7

If the vector 5 N lies along with x-axis, then its component along y-axis will be:

Question # 8

Tick the correct answer:

Question # 9

The sum of two or more vectors is equal to a single vector which is called:

Question # 10

Two forces of 10 N and 8 N are applied simultaneously to a body. the maximum value of their resultant is:

Question # 11

The change of order of vectors in a dot product of two vectors:

Question # 12

The vector is space has:

Question # 13

Torque is also called:

Question # 14

Two forces each of the magnitude F act perpendicular to each other. The angle made by the resultant force with the horizontal will be:

Question # 15

A person starts his journey from a point 0, travels 4 Km SW, then 4 Km NW, and finally 4 Km north-east. At what distance is he now from point 0?

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The magnitude of the resultant of two forces may be increased by:
A. Increasing the angle between them
B. Decreasing the angle between them
C. Drawing a triangle to represent them
D. None of these
2 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
3 The driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above
4 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these
5 When a vector is multiplied by a negative number, its direction:
A. Remains the same
B. Changes
C. Changes by 180°
D. None of these
6 A vector of magnitude 5 N is added to a vector of magnitude 8 N while the orientations are changeable. Range of their possible sum will be very from:
A. Zero to 3 N
B. 1 N to 13 N
C. 13 N to 3 N
D. None of these
7 Torque is also called:
A. Momentum
B. Linear inertia
C. Moment of a force
D. Mass
8 The direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
D. None of these
9 Two forces of 10N and 8N are applied simultaneously to a body. The maximum value of their resultant is:
A. 20 N
B. -2 N
C. 18 N
D. 36 N
10 The perpendicular distance from the axis of rotation to the line of action of force is called:
A. Moment arm
B. Moment of a force
C. Torque
D. Non of these

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