Advertisements
Advertisements
प्रश्न
A scissor is a ______ multiplier.
Advertisements
उत्तर
A scissor is a speed multiplier.
Explanation:
Its blades move through a greater distance than the handles, so it provides a gain in speed rather than force.
संबंधित प्रश्न
What is the principle of an ideal machine?
Name a machine to change the point of application of force ?
A force of 5 kgf is required to cut a metal sheet. A pair of shears used for cutting the metal sheet has its blades 5 cm long, while its handles is 10 cm long. What effort is needed to cut the sheet?
Name a machine which is used to multiply speed ?
Give an example for each of the following uses of a machine:
to obtain gain in force,
Shows a lemon crusher.
- In the diagram, mark the position of the fulcrum F and the line of action of load L and effort E.
- Name the class of lever
Complete the following sentence :
Mechanical advantage = ___________ × velocity ratio
Under what condition will a set of gears produce a gain in speed
Name a machine which can be used to multiply force and change the direction of force applied.
Mention the advantages of using a machine.
