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 vector in space has:

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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 # 6

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

Question # 7

Tick the correct answer:

Question # 8

The driection of vector si space is specified by:

Question # 9

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 # 10

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

Question # 11

The vector is space has:

Question # 12

Which of the following is scalar quantity?

Question # 13

Unit vector is used to specify:

Question # 14

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

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 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
2 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
3 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
4 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
5 All trigonometric functions (sine, cosine, tangent etc) are positive in:
A. 1st quadrant
B. 2nd quadrant
C. 3rd quadrant
D. 4th quadrant
6 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
7 The perpendicular distance from the axis of rotation to the line of action of force is called:
A. Moment arm
B. Moment of a force
C. Torque
D. Non of these
8 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°
9 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
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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  • TABISH IQBAL

    TABISH IQBAL

    05 Jun 2018

    if the explanation of question provided it will help us more

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