Q
A machine lifts a load of 600 N using an effort of 150 N. What is the mechanical advantage of the machine?
RRB Group D
10 Aug, 2026 (9:00 AM - 10:30 AM)
2026
✓ Answer:
B
4
The correct choice is 4. It follows from the relevant Newtonian mechanics, motion, work, energy, power or simple-machine relationship.