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

Cosine of an angle is positive in:

Question # 2

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

Question # 3

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

Question # 4

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 # 5

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

Question # 6

Tick the correct answer:

Question # 7

Unit vector is used to specify:

Question # 8

The vector is space has:

Question # 9

The vector in space has:

Question # 10

Scalar product is also called:

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

The direction of vector in space is specified by:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
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 direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
D. None of these
4 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
5 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
6 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
7 Cosine of an angle is positive in:
A. 2nd quadrant
B. 3rd quadrant
C. 4th quadrant
D. All 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 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these

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