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Motion in A Plane
Question
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If we multiply the vector by -2, then what will be the new vector?

Answer

When we multiply the vector by -2, we get a new vector of magnitude, twice the magnitude of original vector. The direction is opposite to that of the original vector as the sacalar has a negative sign. 

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Some More Questions From Motion in A Plane Chapter

Pick up the odd one from the following: force, linear momentum, mass, impulse.

Pick out the only vector quantities in the following list:
Temperature, pressure, impulse, time, power, total path length, energy, gravitational potential, coefficient of friction and charge.

Pick out the two scalar quantities in the following list:
force, angular momentum, work, current, linear momentum, electric field, average velocity, magnetic moment, reaction as per Newton’s third law, relative velocity.

What are polar vectors?

Give two examples of polar vectors.

What are axial vectors?

Give two examples of axial vectors.

What are tensors?

Give one example of tensor.

What is module of vector?