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

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

Question # 2

The direction of a vector in space requires:

Question # 3

The vector in space has:

Question # 4

By convention, torques producing clockwise rotation are taken as:

Question # 5

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

Question # 6

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

Question # 7

Two forces each of 10 N act on a body, if the force are inclined at 30° and 60° respectively with x-axis, then x-component of their resultant is:

Question # 8

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

Question # 9

Torque is also called:

Question # 10

A vector which has magnitude 'one' is called:

Question # 11

Unit vector is used to specify:

Question # 12

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 # 13

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

Question # 14

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

Question # 15

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?

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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 All trigonometric functions (since, cosine tangent etc. ) are positive in:
A. 1st Quadrant
B. 2nd Quadrant
C. 3rd Quadrant
D. 4th Quadrant
3 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
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 An vector of 10 N makes an angle of 45° with x-axis. Angle between its rectangular components with be:
A. 45°
B. 90°
C. 135°
D. Zero
6 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
7 Unit vector is used to specify:
A. Magnitude of a vector
B. Dimensions of a vector
C. Direction of a vector
D. Position of a vector
8 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
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 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force

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