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प्रश्न
Draw a diagram to show how a single pulley can be used so as to have its ideal M.A= 2.
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उत्तर
M.A. = `"Load"/"Effort"`
M.A. = `(2"T")/"T"`
= 2
संबंधित प्रश्न
A scissor is a ______ multiplier.
Name a machine to multiply force ?
State the incorrect statement:
‘The force needed to push a load up an inclined plane is less than the force needed to lift it directly’ Give a reason.
The diagram below shows a claw hammer used to remove a nail :
(i) To which class of lever does it belong ?
(ii) Give one more example of the same class of lever mentioned by you in (i) for which the mechanical advantage is greater than one.
What is the purpose of a machine?
Give an example for each of the following uses of a machine:
to obtain gain in force,
Stat the principle of an ideal machine.
What is a machine?
Name a machine which can be used to multiply force and change the direction of force applied.
