Which of these is a second-class lever - JAMB Physics 2022 Question
Which of these is a second-class lever?
A
sugar tongs
B
claw hammer
C
plier
D
wheelbarrow
correct option: d
Examples of second-class levers:
- bottle opener
- wheelbarrow
- an oar
Examples of first-class levers:
- weighing balance
- pliers
- claw hammer
- scissors
- crowbar
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