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प्रश्न
Name a machine which can be used to multiply force and change the direction of force applied.
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उत्तर
Nutcracker, Hand Pump, Pulley System.
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.
A scissor is a _________ multiplier
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.
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.
Mechanical advantage (M.A.), load (L) and effort (E) are related as ______.
What is the purpose of a machine?
Stat the principle of an ideal machine.
Complete the following sentence :
Mechanical advantage = ___________ × velocity ratio
Under what condition will a set of gears produce a gain in speed
