# Posts by wolfpak

Total # Posts: 7

PHYSICS
The masses and coordinates of four particles are as follows: 40 g, x = -4.0 cm, y = 5.0 cm; 30 g, x = 5, y = 0.0 cm; 40 g, x = –5.0 cm, y = 3.0 cm; 20 g, x = 3.0 cm, y = 2.0 cm. What are the rotational inertias of this collection about the (a) x, (b) y, and (c) z axes? &...

PHYSICS
The masses and coordinates of four particles are indicated in the following table. 40 g

PHYSICS
The length of a bicycle pedal arm is 0.152 m, and a downward force of 146 N is applied to the pedal by the rider's foot. What is the magnitude of the torque about the pedal arm's pivot point when the arm makes the following angles with the vertical? (a) 30° (b) 90&...

physics
The length of a bicycle pedal arm is 0.152 m, and a downward force of 146 N is applied to the pedal by the rider's foot. What is the magnitude of the torque about the pedal arm's pivot point when the arm makes the following angles with the vertical? (a) 30° (b) 90&...

Physics
A body is pivoted at a Point O. Three forces act on it in the directions shown on the figure. FA = 11 N at point A, 8.0 m from O. FB = 15 N at point B, 4.0 m from O. FC = 20 N at point C, 3.0 m from O. What is the net torque about point O? You have to also have the direction ...

Physics
A cylinder having a mass of 3.5 kg can rotate about its central axis through point O. Forces are applied as shown: F1 = 9.0 N, F2 = 6.0 N, F3 = 3.0 N, and F4 = 4.0 N. Also, r = 5.0 cm and R = 12 cm. Find the magnitude and direction of the angular acceleration of the cylinder...

Physics
The length of a bicycle pedal arm is 0.152 m, and a downward force of 146 N is applied to the pedal by the rider's foot. What is the magnitude of the torque about the pedal arm's pivot point when the arm makes the following angles with the vertical? (a) 30° (b) 90&...

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