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

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ECAT Pre General Science Physics Chapter 2 Vectors and Equilibrium

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Question # 1

The vector is space has:

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

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

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

Question # 5

Cosine of an angle is positive in:

Question # 6

Unit vector is used to specify:

Question # 7

Torque is also called:

Question # 8

Scalar product is also called:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

By convention, torques producing clockwise rotation are taken as:

Question # 13

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

Question # 14

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

Question # 15

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:

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ECAT Physics Chapter 2 Important MCQ's

Sr.# Question Answer
1 The direction of a vector in space requires:
A. X-axis
B. X and Y-axes
C. XYZ axes
D. Y and Z-axes
2 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
3 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°
4 If x-component of a vector is -3 N and y-component is 3 N, then angle of resultant vector will x-axis is:
A. 45°
B. 315°
C. 135°
D. 225°
5 The vector in space has:
A. One component
B. Two components
C. Three components
D. None of these
6 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
7 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
8 The magnitude of the resultant of two forces may be increased by:
A. Increasing the angle between them
B. Decreasing the angle between them
C. Drawing a triangle to represent them
D. None of these
9 The vector is space has:
A. One Component
B. Two Compnents
C. Three Components
D. Non of these
10 Which of the following is scalar quantity?
A. Electric potential
B. Velocity
C. Momentum
D. Force

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