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

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

Question # 2

Parallel vectors of same magnitudes:

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

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

Question # 5

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 # 6

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

Question # 7

Unit vector is used to specify:

Question # 8

By convention, torques producing clockwise rotation are taken as:

Question # 9

Cosine of an angle is positive in:

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

The direction of vector in space is specified by:

Question # 15

Which of the following is scalar quantity?

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The sum of two or more vectors is equal to a single vector which is called:
A. Component vector
B. Resultant vector
C. Product vector
D. None of these
2 Scalar product is also called:
A. Cross product
B. Dot product
C. Product scalar
D.
Product vector
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 the vector 5 N lies along with x-axis, then its component along y-axis will be:
A. Zero
B. 5 N
C. 7 N
D. 10 N
5 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
6 By convention, torques producing clockwise rotation are taken as:
A. Positive
B. Nagative
C. Zero
D. None of these
7 The resultant of two velocities 3 m/sec and 400 cm/sec making an angle 90° with each other is:
A. 20 m/sec
B. 5 m/sec
C. 3 m.sec
D. None of these
8 The driection of vector si space is specified by:
A.
One angle
B. Two angles
C. Three angles
D. None of above
9 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
10 A vector which has magnitude 'one' is called:
A. Resultant vector
B. A unit vector
C. Position vector
D. None of these

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