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

00:00
Question # 1

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

Question # 2

The direction of vector in space is specified by:

Question # 3

A vector which has magnitude 'one' 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

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

Question # 6

Unit vector is used to specify:

Question # 7

By convention, torques producing clockwise rotation are taken as:

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 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 # 10

The change of order of vectors in a dot product of two vectors:

Question # 11

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

Question # 12

When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:

Question # 13

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

Question # 14

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

Question # 15

The vector in space has:

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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 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
3 When the magnitude of two component vectors are equal to that of their resultant, then the angle between the components is:
A. 60°
B. 90°
C. 120°
D. 150°
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:
A. 20 N
B. 13.66 N
C. 10 N
D. 8.66 N
5 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
6 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
7 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
8 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
9 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
10 The driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above

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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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