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प्रश्न
What is a machine?
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उत्तर
A machine is a device by which we can overcome resistance by applying a comparatively small force at a convenient point and in the desired direction or obtain a gain in speed.
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.
Draw a diagram to show how a single pulley can be used so as to have its ideal M.A= 2.
State four ways in which machines are useful to us.
Name a machine to change the point of application of force ?
Mechanical advantage (M.A.), load (L) and effort (E) are related as ______.
Name a machine which is used to multiply speed ?
What is the purpose of a machine?
Complete the following sentence :
A scissors is a ___________ multiplier.
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.
