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 is space has:

Question # 2

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

Question # 3

The driection of vector si space is specified by:

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

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

Question # 6

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

Question # 7

If a vector lies in second quadrant, than Bxand Byare:

Question # 8

Two vectors having different magnitudes:

Question # 9

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 # 10

Parallel vectors of same magnitudes:

Question # 11

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 # 12

The vector in space has:

Question # 13

The resultant of two velocities 3 m/sec and 400 cm/sec making an angle 90° with each other is:

Question # 14

By convention, torques producing clockwise rotation are taken as:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
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:
A. 20 N
B. 13.66 N
C. 10 N
D. 8.66 N
3 Two vectors having different magnitudes:
A. Have their directions opposite
B. May have their resultant zero
C. Cannot have their resultant zero
D. None of these
4 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
5 Two vectors to be combined have magnitudes of 60 N and 35 N. Pick the possible answer:
A. 100 N
B. 70 N
C. 20 N
D. Zero
6 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
7 Scalar product is also called:
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
8 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
9 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these
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:
A. 30°
B. 45°
C. 60°
D. 90°

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