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

The rectangular components of a vector are equal in magnitude when the vector makes and angle _______with their x-component:

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

Parallel vectors of same magnitudes:

Question # 4

When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:

Question # 5

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 # 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:

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

A vector which has magnitude 'one' is called:

Question # 11

Two vectors having different magnitudes:

Question # 12

For measuring the angle between two vectors graphically, we join:

Question # 13

Two forces each of 10 N act on a body, if the force are inclined at 30° and 60° respectively with x-axis, then x-component of their resultant is:

Question # 14

By convention, torques producing clockwise rotation are taken as:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 Choose the set of physical quantities, which have both numerical and directional properties:
A. Velocity, mass
B. Speed, acceleration
C. acceleration weight
D. Distance, force
2 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
3 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
4 Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:
A. 100 N
B. 70 N
C. 20 N
D. Zero
5 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
6 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°
7 The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is:
A. 0
B. 1
C. 2
D. 3
8 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these
9 Cosine of an angle is positive in:
A. 2nd quadrant
B. 3rd quadrant
C. 4th quadrant
D. All of these
10 The direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
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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