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 direction of vector in space is specified by:

Question # 2

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 # 3

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

Question # 4

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

Question # 5

By convention, torques producing clockwise rotation are taken as:

Question # 6

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

Question # 7

Scalar product is also called:

Question # 8

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

Question # 9

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

Question # 10

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 # 11

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

Question # 12

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

Question # 13

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 # 14

A vector which has magnitude 'one' is called:

Question # 15

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

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 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:
A. 1.0 N
B. 6 N
C. 3.5 N
D. 12 N
2 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
3 A force of 5 n is acting Y-axis. Its component along X-axis is:
A. 7 N
B. 5 N
C. Zero
D. 10 N
4 If a vector lies in second quadrant, than Bxand Byare:
A. -,+
B. +,-
C. +,+
D. -,-
5 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
6 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
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 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
9 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
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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