ECAT Pre Computer Science Chapter 2 MCQ Test With Answer

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

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

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ECAT Physics Chapter 2 Vectors and Equilibrium

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Question # 1

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

Question # 2

Cosine of an angle is positive in:

Question # 3

The perpendicular distance from the axis of rotation to the line of action of force is called:

Question # 4

Unit vector is used to specify:

Question # 5

A vector which has magnitude 'one' is called:

Question # 6

Which of the following is scalar quantity?

Question # 7

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

Question # 8

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

Question # 9

Choose the set of physical quantities, which have both numerical and directional properties:

Question # 10

Parallel vectors of same magnitudes:

Question # 11

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

Question # 12

Scalar product is also called:

Question # 13

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

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

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:

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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 A force of 5 n is acting Y-axis. Its component along X-axis is:
A. 7 N
B. 5 N
C. Zero
D. 10 N
3 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
4 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force
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:
A. Zero to 3 N
B. 1 N to 13 N
C. 13 N to 3 N
D. None of these
6 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
7 Parallel vectors of same magnitudes:
A. Are equal
B. Are unequal
C. When added give the some equal to zero
D. Give the answer equal to zero
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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