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Youthers
Questions (5)
A racing car has a mass of 1770 kg.
The acceleration of gravity is 9.8 m/s2 . What is its kinetic energy if it has a speed of 133
1 answer
985 views
A bicycle wheel has a diameter of 47.6 cm and a mass of 0.809 kg. The bicycle is placed on a stationary stand on rollers and a
2 answers
1,023 views
A bicycle wheel has a diameter of 47.6 cm and a mass of 0.809 kg. The bicycle is placed on a stationary stand on rollers and a
1 answer
707 views
A uniform rod pivoted at one end (point O) is free to swing in a vertical plane in a grav- itational field, held in equilibrium
0 answers
753 views
A 7.68 m, 132 kg uniform ladder rests against a smooth wall. The coefficient of static fric- tion between the ladder and the
2 answers
657 views
Answers (2)
A bicycle wheel has a diameter of 47.6 cm and a mass of 0.809 kg. The bicycle is placed on a stationary stand on rollers and a resistive force of 60.1 N is applied to the rim of the tire. Assume all the mass of the wheel is concentrated on the outside
Horizontal force: i tried to do 7.68cos 48.4 but maybe I should get the cosine components of the weights.
