Which of these is a second-class lever?
A
sugar tongs
B
claw hammer
C
plier
D
wheelbarrow
Verified Correct Answer: D.
Physical Principles & Numerical Solution
Examples of first class levers are pliers, scissors, a crow bar, a claw hammer, a see-saw and a weighing balance.
A wheelbarrow, a bottle opener, and an oar are examples of second class levers
Source: WAEC / JAMB / NECO Classroom Archive (Record #64946)