Question

STUDY QUESTIONS 1. (a) Define lever. (b) By clearly showing the position of effort, load and fulcrum, draw simplified diagrams for (1) lever of first order, (ii) lever of second order and (iii) lever of third order 2. Give two examples each for levers of first, second and third order. 3. Classify the following as levers of first, second and third order. (a) Forceps, (b) Lock and key, (c) Pliers, (d) A fishing rod, (e) A nut cracker, (1) See-saw 4. Why is the mechanical advantage of a lever of second order more than 1? ​

Answer 1

Answer:

I don't know

Explanation:

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Answer 2

Answer:

first draw the diagram of lever of first order second order and third order and in first order fulcrum is situated between effort and load and in second order load is situated between effort and fulcrum and in third order effort is situated between the load and fulcrum.

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