Question # 1

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

Choose an answer

Tails of both the vectors

Tail of one vector with the head of other

Heads of both the vectors

None of these

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

Choose an answer

Changes its value

Doesn't change it's value

Changes the direction product quantity

None of these

Which of the following is scalar quantity?

Choose an answer

Electric potential

Velocity

Momentum

Force

Cosine of an angle is positive in:

Choose an answer

2nd quadrant

3rd quadrant

4th quadrant

All of these

Two vectors having different magnitudes:

Choose an answer

Have their directions opposite

May have their resultant zero

Cannot have their resultant zero

None of these

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:

Choose an answer

1.0 N

6 N

3.5 N

12 N

A vector which has magnitude 'one' is called:

Choose an answer

Resultant vector

A unit vector

Position vector

None of these

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:

Choose an answer

Zero to 3 N

1 N to 13 N

13 N to 3 N

None of these

The direction of a vector in space requires:

Choose an answer

X-axis

X and Y-axes

XYZ axes

Y and Z-axes

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

Choose an answer

100 N

70 N

20 N

Zero

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

Choose an answer

Moment arm

Moment of a force

Torque

Non of these

The vector is space has:

Choose an answer

One Component

Two Compnents

Three Components

Non of these

Tick the correct answer:

Choose an answer

Torque is a vector quantity

Torque is the turning effect of a force

Torque is called moment of a force

All of above

More Classes

Other Links

ECAT Physics Chapter 2 Vectors and Equilibrium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer