An oar is used to row a boat. The distance between the oar lock (fulcrum) and the rower's hand is $104 c m$ . This distance is considered

the effort distance

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the resistance distance.

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the mechanical advantage of the oar

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the effort force

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Solution

The correct option is B the effort distance
the distance between fulcrum and effort is called effort distance.
Option A is correct

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An oar is used to row a boat. The distance between the oar lock (fulcrum) and the rower's hand is 104cm. This distance is considered

The correct option is B the effort distancethe distance between fulcrum and effort is called effort distance.Option A is correct

An oar is used to row a boat. The distance between the oar lock (fulcrum) and the rower's hand is $104 c m$ . This distance is considered

The correct option is B the effort distance
the distance between fulcrum and effort is called effort distance.
Option A is correct