Mechanical Engineering - Engineering Mechanics
Exercise : Engineering Mechanics - Section 1
1.
According to principle of conservation of energy, the total momentum of a system of masses in any direction remains constant unless acted upon by an external force in that direction.
2.
The friction experienced by a body, when in motion, is known as
3.
Two balls of equal mass and of perfectly elastic material are lying on the floor. One of the ball with velocity v is made to struck the second ball. Both the balls after impact will move with a velocity
4.
The term 'force' may be defined as an agent which produces or tends to produce, destroys or tends to destroy motion.
5.
The coefficient of restitution for elastic bodies is one.
Answer: Option
Explanation:
Coefficient of restitution for elastic bodies is 0 - 1.
Coefficient of restitution for perfect elastic bodies is 1.
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers