11) Which of the following do not have identical dimensions ?
Answer is:
Moment of a force and angular momentum.
Related Engineering Mechanics MCQ with Answers
Answer is:
gravitational force of attraction towards the center of the earth.
13) The forces, which meet at one point, but their lines of action do not lie in a plane, are called
Answer is:
non-coplanar concurrent forces
Answer is:
acceleration
Explanation:
A scalar quantity is defined as the physical quantity that has only magnitude, for example, mass 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.