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ICSE Class 10 Physics Question 6 of 19

Machines — Question 14

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Question 14

The diagram below shows a rod lifting a stone.

The diagram below shows a rod lifting a stone. Mark position of fulcrum F and draw arrows to show the directions of load L and effort E. What class of lever is the rod? Machines, Concise Physics Class 10 Solutions.

(a) Mark position of fulcrum F and draw arrows to show the directions of load L and effort E.

(b) What class of lever is the rod?

(c) Give one more example of the same class of lever stated in part (b).

Answer

(a) Below diagram shows the position of fulcrum F and the directions of load L and effort E:

The diagram below shows a rod lifting a stone. Mark position of fulcrum F and draw arrows to show the directions of load L and effort E. What class of lever is the rod? Machines, Concise Physics Class 10 Solutions.

(b) The rod is a Class II lever as the load is between fulcrum and effort.

(c) A nut cracker is also an example of a Class II lever.