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

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

Question # 3

The vector in space has:

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

Unit vector is used to specify:

Question # 6

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

Question # 7

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

Question # 8

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 # 9

Two vectors having different magnitudes:

Question # 10

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

Question # 11

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 # 12

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

Question # 13

By convention, torques producing clockwise rotation are taken as:

Question # 14

A vector which has magnitude 'one' is called:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
D. None of these
2 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
3 An vector of 10 N makes an angle of 45° with x-axis. Angle between its rectangular components with be:
A. 45°
B. 90°
C. 135°
D. Zero
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 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
6 Cosine of an angle is positive in:
A. 2nd quadrant
B. 3rd quadrant
C. 4th quadrant
D. All of these
7 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these
8 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force
9 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°
10 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

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