ECAT Pre General Science Physics Chapter 2 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

Try The MCQ's Test For ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

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ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

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Question # 1

The vector in space has:

Question # 2

The perpendicular distance from the axis of rotation to the line of action of force is called:

Question # 3

Cosine of an angle is positive in:

Question # 4

The change of order of vectors in a dot product of two vectors:

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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 # 9

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

Question # 10

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

Question # 11

The vector is space has:

Question # 12

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

Question # 13

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

Question # 14

Two vectors having different magnitudes:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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
2 The direction of vector in space is specified by:
A. One angle
B. Two angles
C. Three angles
D. None of these
3 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
4 Choose the set of physical quantities, which have both numerical and directional properties:
A. Velocity, mass
B. Speed, acceleration
C. acceleration weight
D. Distance, force
5 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
6 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°
7 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
8 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
9 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
10 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these

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