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प्रश्न
Mention the advantages of using a machine.
उत्तर
The advantages of using a machine are:
- More work can be done in less time as well as with great accuracy
- Less effort has to be applied to accomplish the task
संबंधित प्रश्न
With reference to the terms Mechanical Advantage, Velocity Ratio and efficiency of a machine, name and define the term that will not change for the machine of a given design.
Two forces each of 5N act vertically upwards and downwards respectively on the two ends of a uniform metre rule which is placed at its mid-point as shown in the diagram. Determine the magnitude of the resultant moment of these forces about the midpoint.
Name a machine to multiply force ?
State the incorrect statement:
Name a machine which is used to multiply speed ?
What is the purpose of a machine?
Give an example for each of the following uses of a machine:
to obtain gain in force,
Work is the application of a ....... through a distance.
Complete the following sentence :
Mechanical advantage = ___________ × velocity ratio
Under what condition will a set of gears produce a gain in speed
