You Can Exert More Force on the Pedals of a Bicycle

question 199

Multiple Choice

You can exert more force on the pedals of a bicycle if you pull up on the handlebars because

• A)your center of gravity can be shifted to a position directly above the pedals,
• B)the handlebars, in turn, pull down on you and this force is transmitted to the pedals,
• C)rotational inertia is lessened,
• D)rotational inertia is increased,
• All of which illustrates
• E)that equilibrium is center-of-gravity dependent.
• F)the law of action and reaction.
• G)inertia may be both linear and rotational.

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