Multiple Choice Question (MCQ)
Question: Which is the angle of inclination in the thread to the imaginary perpendicular line?
A.
Acute angle
B.
Right angle
C.
Helix angle
D.
Obtuse angle
Correct Answer: Helix angle
Explanation
A scalar quantity is defined as the physical quantity that has only magnitude, for example, mass, energy and electric charge.
On the other hand, a vector quantity is defined as the physical quantity that has both magnitude as well as direction like force, weight, acceleration and velocity.