m d. 100 Nm Q3. When opening a door, you push on it perpendicularly with a force of 50 N at 0.8 m from the hinges. 5) Wh

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M D 100 Nm Q3 When Opening A Door You Push On It Perpendicularly With A Force Of 50 N At 0 8 M From The Hinges 5 Wh 1 (34.66 KiB) Viewed 17 times

m d. 100 Nm Q3. When opening a door, you push on it perpendicularly with a force of 50 N at 0.8 m from the hinges. 5) What is the torque you are exerting relative to the hinges? a. 40 Nm b. 50 Nm c. 80 Nm 6) If you push the door at 0.5m trying to get the same torque what should be the new force? a. 140 N b. 180 N c. 80 N d. 100 N Q4. A sphere of 2 kg and a radius of 0.25 m is rolling without slipping on the floor. If the sphere is moving at 2m/s 7) Assuming it's a solid sphere, find the rotational kinetic energy of the sphere. d. 10 J 8) Assuming it's a hollow spherical shell, find the rotational kinetic energy of the sphere c. 3.4 J a. 2J b. SJ a. 2.67J d. 24 J