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प्रश्न
Classify the following as a lever, a pulley and an inclined plane:
Nutcrackers
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उत्तर
Nutcrackers – A lever
संबंधित प्रश्न
What is the principle on which a machine works?
Give a reason for the following.
Machines are able to make our work convenient.
The mechanical advantage of an inclined place is always:
(a) less than 1
(b) equal to 1
(c) greater than 1
(d) nothing can be said
Define Simple machine
Define Velocity Ratio
What is the relationship between the mechanical advantage and the velocity ratio for:
(i) An ideal machine,
(ii) A practical machine.
The ______ in the centre, the ______ on one side and the ______ on the other side make a lever of the third order.
Which machine will you use to do the following work? Write their type.
To cut vegetables.
Why is this so machines have to be maintained?
Name some simple machines.
