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

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

Question # 2

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

Question # 3

Cosine of an angle is positive in:

Question # 4

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 # 5

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

Question # 6

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

Question # 7

Which of the following is scalar quantity?

Question # 8

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

Question # 9

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

Question # 10

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

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

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

Question # 13

Tick the correct answer:

Question # 14

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

Question # 15

By convention, torques producing clockwise rotation are taken as:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
2 Scalar product is also called:
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
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 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
5 The driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above
6 The change of order of vectors in a dot product of two vectors:
A. Changes its value
B. Doesn't change it's value
C. Changes the direction product quantity
D. None of these
7 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
8 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
9 Torque is also called:
A. Momentum
B. Linear inertia
C. Moment of a force
D. Mass
10 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

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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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