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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
An axe
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उत्तर
An axe – A wedge
संबंधित प्रश्न
State whether the following statement is True or False.
In an ideal machine, work done on load is equal to the work done by effort.
What is the principle on which a machine works?
Derive the relationship between mechanical advantage, velocity ratio and efficiency of a machine.
Write the relation between mechanical advantage, velocity ratio and efficiency.
Give an example of the following use of a machine to change the point of application of the force.
Give an example of the following use of a machine to obtain gain in force.
A uniform metre scale is kept in equilibrium when supported at the 60 cm mark and a mass M is suspended from the 90 cm mark as shown in the figure. State with reasons, whether the weight of the scale is greater than, less than or equal to the weight of mass M.
Classify the following as a lever, a pulley and an inclined plane:
A needle
Which machine will you use to do the following work? Write their type.
To cut vegetables.
______ help us to make work easier.
