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

Question # 2

The driection of vector si space is specified by:

Question # 3

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 # 4

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

Question # 5

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

Question # 6

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

Question # 7

By convention, torques producing clockwise rotation are taken as:

Question # 8

For measuring the angle between two vectors graphically, we join:

Question # 9

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

Question # 10

Scalar product is also called:

Question # 11

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 # 12

Two vectors having different magnitudes:

Question # 13

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

Question # 14

If the vector 5 N lies along with x-axis, then its component along y-axis will be:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 Tick the correct answer:
A. Torque is a vector quantity
B. Torque is the turning effect of a force
C. Torque is called moment of a force
D. All of above
2 Torque is also called:
A. Momentum
B. Linear inertia
C. Moment of a force
D. Mass
3 The driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above
4 A person starts his journey from a point 0, travels 4 Km SW, then 4 Km NW, and finally 4 Km north-east. At what distance is he now from point 0?
A. 0 Km
B. 4 Km
C. 8 Km
D. 12 Km
5 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
6 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
7 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
8 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°
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 magnitude of the resultant of two forces may be increased by:
A. Increasing the angle between them
B. Decreasing the angle between them
C. Drawing a triangle to represent them
D. None of these

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