Subjective Type

State the class of levers and the relative positions of load (L) effort (E) and fulcrum (F) in a bottle opener.

Solution

A bottle opener is a lever of the second order, as the load is in the middle, fulcrum at one end and effort at the other.

SIMILAR QUESTIONS

Machines

Draw a diagram of a lever which is always used as a force multiplier. How is the effort arm related to the load arm in such a lever ?

Machines

Draw a labelled diagram of a class II lever. Give one example of such a lever.

Machines

Fig 3.13 shows a nut cracker. Name the class of lever.

Machines

The diagram above 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.

Machines

Draw a labelled sketch of a class III lever. Give one example of this kind of lever.

Machines

State the class of levers and the relative positions of load (L) effort (E) and fulcrum (F) in sugar tongs.

Machines

Draw diagrams to illustrate the position of fulcrum load and effort, in the following: Forceps

Machines

Fig 3.16 above shows a lever in use. to which class of lever does it belong ?

Machines

Fig 3.17 above shows a lever in use. To which class of lever does it belong ?

Machines

Fig 3.18 above shows the use of a lever. Give an example of this class of lever.

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