Question

a) Mechanical advantage by Velocity ratio) Efficiency
3) Give reason
a) Efficiency of a lever is always less than hundred percent.
b) The blades of a metal cutter are shorter than that of blades
of paper cutter scissor
c) It will be easier to lift a load in wheelbarrow if the load is moved
towards the wheel
1) Glve two differences between mechanical advantage and velocity ratio
The mechanical advantage of a lever is What does it meant
Two men are trying to carry a wooden pole. If one of them is weaker
than other, how can they carry the pole hence making small load for
the weak man
Solve the following numerical problems
od of 400Nedun hy​

Answer 1

ask it correctly.....what is written .......not able to understand mate.......