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

If x-component of a vector is -3 N and y-component is 3 N, then angle of resultant vector will x-axis is:

Question # 2

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

Question # 3

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

Question # 4

Parallel vectors of same magnitudes:

Question # 5

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

Question # 6

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

Question # 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?

Question # 8

The vector in space has:

Question # 9

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 # 10

Cosine of an angle is positive in:

Question # 11

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

Question # 12

The driection of vector si space is specified by:

Question # 13

A vector which has magnitude 'one' is called:

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
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 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
4 The magnitude of resultant of three vectors is 3. Its x-component is one, y-component is two, then its z-component is:
A. 0
B. 1
C. 2
D. 3
5 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
6 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
7 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
8 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
9 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
10 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant

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