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

By convention, torques producing clockwise rotation are taken as:

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

The driection of vector si space is specified by:

Question # 7

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 # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Cosine of an angle is positive in:

Question # 13

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

Question # 14

Which of the following is scalar quantity?

Question # 15

Scalar product is also called:

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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 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
3 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°
4 A force of 5 n is acting Y-axis. Its component along X-axis is:
A. 7 N
B. 5 N
C. Zero
D. 10 N
5 When a vector is multiplied by a negative number, its direction:
A. Remains the same
B. Changes
C. Changes by 180°
D. None of these
6 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
7 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
8 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
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 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these

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