ECAT Pre Engineering Physics Chapter 2 MCQ Test With Answer

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

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

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Physics ECAT Pre Engineering Chapter 2 Vectors and Equilibrium

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Question # 1

The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is:

Question # 2

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 # 3

The direction of a vector in space requires:

Question # 4

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 # 5

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 # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 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:

Question # 11

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

Question # 12

The direction of vector in space is specified by:

Question # 13

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

Question # 14

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

Question # 15

A vector which has magnitude 'one' is called:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
2 Two forces of 10N and 8N are applied simultaneously to a body. The maximum value of their resultant is:
A. 20 N
B. -2 N
C. 18 N
D. 36 N
3 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
4 By convention, torques producing clockwise rotation are taken as:
A. Positive
B. Nagative
C. Zero
D. None of these
5 Scalar product is also called:
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
6 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?
A. 0 Km
B. 4 Km
C. 8 Km
D. 12 Km
7 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force
8 The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is:
A. 0
B. 1
C. 2
D. 3
9 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
10 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant

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