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

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

Question # 2

If two forces of magnitudes 3.5 and 2.5 N act on a body such that the angle between the forces is zero, then magnitude of the resultant will be:

Question # 3

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

Question # 4

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

Question # 5

Torque is also called:

Question # 6

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 # 7

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

Question # 8

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 # 9

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

Question # 10

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

Question # 11

Tick the correct answer:

Question # 12

Parallel vectors of same magnitudes:

Question # 13

The direction of vector in space is specified by:

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these
2 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
3 By convention, torques producing clockwise rotation are taken as:
A. Positive
B. Nagative
C. Zero
D. None of these
4 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
5 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
6 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
7 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:
A. 20 N
B. 13.66 N
C. 10 N
D. 8.66 N
8 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
9 Torque is also called:
A. Momentum
B. Linear inertia
C. Moment of a force
D. Mass
10 If two forces of magnitudes 3.5 and 2.5 N act on a body such that the angle between the forces is zero, then magnitude of the resultant will be:
A. 1.0 N
B. 6 N
C. 3.5 N
D. 12 N

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