ECAT Pre Engineering Physics Chapter 2 MCQ Test With Answer

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

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

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Physics ECAT Pre Engineering Chapter 2 Vectors and Equilibrium

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Question # 1

Tick the correct answer:

Question # 2

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

Question # 3

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 # 4

The direction of vector in space is specified by:

Question # 5

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 # 6

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

Question # 7

The vector is space has:

Question # 8

Unit vector is used to specify:

Question # 9

The direction of a vector in space requires:

Question # 10

The magnitude of the resultant of two forces may be increased by:

Question # 11

A vector which has magnitude 'one' is called:

Question # 12

Torque is also called:

Question # 13

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 # 14

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 # 15

Parallel vectors of same magnitudes:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The rectangular components of a vector are equal in magnitude when the vector makes and angle _______with their x-component:
A. 0°
B. 30°
C. 45°
D. 60°
2 The sum of two or more vectors is equal to a single vector which is called:
A. Component vector
B. Resultant vector
C. Product vector
D. None of these
3 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
4 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
5 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
6 If the vector 5 N lies along with x-axis, then its component along y-axis will be:
A. Zero
B. 5 N
C. 7 N
D. 10 N
7 Cosine of an angle is positive in:
A. 2nd quadrant
B. 3rd quadrant
C. 4th quadrant
D. All of these
8 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?
A. 0 Km
B. 4 Km
C. 8 Km
D. 12 Km
9 Scalar product is also called:
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
10 Two vectors having different magnitudes:
A. Have their directions opposite
B. May have their resultant zero
C. Cannot have their resultant zero
D. None of these

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  • TABISH IQBAL

    TABISH IQBAL

    05 Jun 2018

    if the explanation of question provided it will help us more

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