Suppose two masses were placed at 100° and 165° direction on the force table. Where will be the equilibrant force be found?
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Suppose two masses were placed at 100° and 165° direction on the force table. Where will be the equilibrant force be found?
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- Determine the location of the centre of gravity from point O, of a horizontalbeam consisting of 4 different objects attached of 10 N, 15 N, 30 N and 20 Nweight at distances 2m, 5m, 10m, 10m and 4m as shown in the figure.Show all steps in your calculation.For case A of spin-the-bottle, calculate the magnitude of the torque. Assume that the applied force is 70.0 N and the size of the grid spacing is 3.20 cm. [Answer in units of Newton metres (Nm) with 3 sig figs but do not enter units with your answer]A gymnast (240 lbs) is hanging between two rings. His two arms make an 80° angle with his body. What load (in pounds) does he feel in each arm? Repeat with an 85° angle with his body. What would eventually happen if he tried to have his arms parallel to the ground (or as the angle approaches 90°)?
- Problem 1: Kepler 22b is a possibly inhabitable exoplanet that has mass of 36MEarth and radius of 2.4REarth. An astronaut visiting this planet is holding a simple pendulum consisting of a small 60.0 g bob at the end of a cord of negligible mass. The bob is measured to weigh 3.675 N on Kepler 22b. If the angle 0 between the cord and the vertical is given by (0.0800 rad) cos[(9.86 rad/s)t + ø] (a). What is the length of the pendulum? (b). What is the maximum kinetic energy of the pendulum?For case A of spin-the-bottle, calculate the magnitude of the torque. Assume that the applied force is 70.0 N and the size of the grid spacing is 3.20 cm. [Answer in units of Newton metres (Nm) with 3 sig figs but do not enter units with your answer]A 111 gm meter stick has two objects attached to it, one of 80 gm at the 10 cm mark and the other of 184 gm at the 76 cm mark. At what mark on the meter stick is the center of gravity of the system?