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

Torque is also called:

Question # 2

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

Question # 3

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

Question # 4

The sum of two or more vectors is equal to a single vector which is called:

Question # 5

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 # 6

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

Question # 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:

Question # 8

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 # 9

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

Question # 10

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

Question # 11

Scalar product is also called:

Question # 12

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 # 13

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

Question # 14

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

Question # 15

A force of 5 n is acting Y-axis. Its component along X-axis is:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
2 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
3 An vector of 10 N makes an angle of 45° with x-axis. Angle between its rectangular components with be:
A. 45°
B. 90°
C. 135°
D. Zero
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 Choose the set of physical quantities, which have both numerical and directional properties:
A. Velocity, mass
B. Speed, acceleration
C. acceleration weight
D. Distance, force
6 If the vector 5 N lies along with x-axis, then its component along y-axis will be:
A. Zero
B. 5 N
C. 7 N
D. 10 N
7 Cosine of an angle is positive in:
A. 2nd quadrant
B. 3rd quadrant
C. 4th quadrant
D. All of these
8 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
9 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
10 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

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