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Physics help with torque!
The crank arm of a bicycle is 16.5 cm long. If a 52.0 kg woman puts all weight on one pedal, how much torque is developed
a. when the crank is horizontal
b. when the crank is vertical
 one year ago
 one year ago
Physics help with torque! The crank arm of a bicycle is 16.5 cm long. If a 52.0 kg woman puts all weight on one pedal, how much torque is developed a. when the crank is horizontal b. when the crank is vertical
 one year ago
 one year ago

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sarahi_smilesBest ResponseYou've already chosen the best response.0
I just know A ok
 one year ago

abannavongBest ResponseYou've already chosen the best response.0
can u help me with a.
 one year ago

sarahi_smilesBest ResponseYou've already chosen the best response.0
But anyway A is...84.2Nm
 one year ago

abannavongBest ResponseYou've already chosen the best response.0
how do you find tht
 one year ago

sarahi_smilesBest ResponseYou've already chosen the best response.0
give me one second... F=mg t(torch)=rF sin emtyset sign emptyset sign =90 degrees t(torch)= (0.165)(52.0)(9.81)(SIN165) t(torch)= 84.2Nm
 one year ago

sarahi_smilesBest ResponseYou've already chosen the best response.0
there you go...sorry I couldn't help you with b...
 one year ago

abannavongBest ResponseYou've already chosen the best response.0
i have another question though .. if a force of 4 N is needed to open a 1m wide door when applied at the edge opposite the hinges what force must be applied to open the door if you push against the door 10 cm from the hinged side
 one year ago

sarahi_smilesBest ResponseYou've already chosen the best response.0
I'm not sure...sorry...
 one year ago
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