Advertisements
Advertisements
प्रश्न
What is the principle on which a machine works?
Advertisements
उत्तर
Principle of a Machine: The work output of a machine is equal to the work input.
APPEARS IN
संबंधित प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
There are four types of simple machines.
show a nut cracker In the diagram, mark the position of the fulcrum F and the line of action of load L and effort E .
State the kind of lever which always has mechanical advantage less than 1. Draw a labelled diagram of such a lever.
Give two examples of inclined plane where it is used to raise a heavy load with less effort ?
Write an expression for the mechanical advantage of an inclined plane in terms of its length I and vertical height h.
Define Simple machine
Define Velocity Ratio
Give an example where a machine is used to obtain gain in speed.
What is the relationship between the mechanical advantage and the velocity ratio for:
(i) An ideal machine,
(ii) A practical machine.
What is the efficiency of a machine?
