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

Unit vector is used to specify:

Question # 2

The vector is space has:

Question # 3

Which of the following is scalar quantity?

Question # 4

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

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

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

Question # 7

Scalar product is also called:

Question # 8

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 # 9

By convention, torques producing clockwise rotation are taken as:

Question # 10

The direction of vector in space is specified by:

Question # 11

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

Question # 12

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 # 13

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

Question # 14

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

Question # 15

All trigonometric functions (sine, cosine, tangent etc) are positive in:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:
A. 60°
B. 90°
C. 120°
D. 150°
2 Two forces of 10 N and 8 N are applied simultaneously to a body. the maximum value of their resultant is:
A. 2 N
B. - 2 N
C. 18 N
D. 36 N
3 Tick the correct answer:
A. Torque is a vector quantity
B. Torque is the turning effect of a force
C. Torque is called moment of a force
D. All of above
4 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
5 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
6 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
7 For measuring the angle between two vectors graphically, we join:
A. Tails of both the vectors
B. Tail of one vector with the head of other
C. Heads of both the vectors
D. None of these
8 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
9 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
10 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant

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