ECAT Pre Computer Science Chapter 2 MCQ Test With Answer

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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Tick the correct answer:

Question # 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:

Question # 8

The vector is space has:

Question # 9

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?

Question # 10

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

Question # 11

By convention, torques producing clockwise rotation are taken as:

Question # 12

Which of the following is scalar quantity?

Question # 13

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

Question # 14

The driection of vector si space is specified by:

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 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
2 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
3 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
4 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°
5 By convention, torques producing clockwise rotation are taken as:
A. Positive
B. Nagative
C. Zero
D. None of these
6 The direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
D. None of these
7 If x-component of a vector is -3 N and y-component is 3 N, then angle of resultant vector will x-axis is:
A. 45°
B. 315°
C. 135°
D. 225°
8 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
9 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force
10 Unit vector is used to specify:
A. Magnitude of a vector
B. Dimensions of a vector
C. Direction of a vector
D. Position of a vector

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