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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
A wedge
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उत्तर
A wedge – An inclined plane
संबंधित प्रश्न
When is work said to be done by a force?
Define the term ‘work input’ and ‘work output’ in relation to a machine.
State if the following statement is true or false. Correct the statement if it is false.
Work done by a machine is always more than the work done on a machine.
The diagram below shows a wheel barrow. Mark position of fulcrum F and draw arrows to show the directions of load L and effort E. What class of lever is the whell barrow? Give one more example of the same class of lever.
Can a machine be 100% efficient?
Define Velocity Ratio
Can a simple machine act as a force multiplier and a speed multiplier at the same time?
What is the efficiency of an ideal machine?
Give an example of the following use of a machine to obtain gain in force.
Classify the following as a lever, a pulley and an inclined plane:
A crane
