Physics
Classify the following into levers as class I, class II or class III:
(a) A door
(b) A catapult
(c) Claw hammer
(d) A wheel barrow
(e) A fishing rod
(f) Sugar tongs
Related Questions
Write down a relation expressing the mechanical advantage of a lever.
Give one example each of a class I lever where the mechanical advantage is
(a) more than 1, and
(b) less than 1.
What type of lever is formed by the human body while
(a) raising a load on the palm, and
(b) raising the weight of body on toes?
Give an example of each class of lever in a human body.