Solution Found!
A 21-speed bicycle has seven sprockets at the rear wheel
Chapter 2, Problem 7Q(choose chapter or problem)
QUESTION:
Problem 7Q
A 21-speed bicycle has seven sprockets at the rear wheel and three at the pedal cranks. In which gear is it harder to pedal, a small rear sprocket or a large rear sprocket? Why? In which gear is it harder to pedal, a small front sprocket or a large front sprocket? Why?
Questions & Answers
QUESTION:
Problem 7Q
A 21-speed bicycle has seven sprockets at the rear wheel and three at the pedal cranks. In which gear is it harder to pedal, a small rear sprocket or a large rear sprocket? Why? In which gear is it harder to pedal, a small front sprocket or a large front sprocket? Why?
ANSWER:
Step 1 of 3
The tension force in the cycle is assumed to be same at both front and rear sprockets
The force at each sprocket ,