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

Parallel vectors of same magnitudes:

Question # 2

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

Question # 3

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

Question # 4

The vector is space has:

Question # 5

Which of the following is scalar quantity?

Question # 6

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

Question # 7

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

Question # 8

The direction of vector in space is specified by:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:

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 driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above
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 By convention, torques producing clockwise rotation are taken as:
A. Positive
B. Nagative
C. Zero
D. None of these
4 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force
5 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°
6 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
7 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
8 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
9 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
10 Two forces each of the magnitude F act perpendicular to each other. The angle made by the resultant force with the horizontal will be:
A. 30°
B. 45°
C. 60°
D. 90°

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