posted by .

If you are holding a 20kg dumbbell straight out at arms length assuming your arm is .69 m long, what tourque is the dumbbell exerting on the shoulder?

  • physics -

    Force (M*g) times lever arm length.

    20*9.8*0.69 = ___ Newton-meters

  • physics -

    Thanks so much I couldn't figure it out.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. physics

    An athlete at the gym holds a 4.33 kg steel ball in his hand. His arm is 75.0 cm long and has a mass of 5.28 kg. What is the magnitude of the torque about his shoulder if he holds his arm straight out to his side, parallel to the floor?
  2. physics

    If you are holding a dumbbell in your hand, there are three forces acting, Weight of the arm pulling the arm down, a tension force that the muscle in the shoulder exerts on the arm, and the force that the dumbbell exerts on the fist.. …
  3. Physics

    The standard man in the figure below holds with his left arm vertically a dumbbell of mass M = 5,471 g with the intention to do concentration curls. For the position shown, we consider the following four major forces: the weight of …
  4. physics

    you are holdong a 6kg dumbell straight out at arms length, assuming your arm is .70m long, what torque is the dumbell exerting on your shoulder?
  5. Physics

    A dumbbell consists of two equal compact masses of 2 kg each, connected by a massless rod of length 0.8 metres. What is the moment of inertia of the dumbbell about an axis through the centre of, but perpendicular to, the rod?
  6. physical chemistry

    1 kg aluminum dumbbell initially held 2 meters above the floor is allowed to fall. This experiment is performed inside a room whose dimensions are 10m × 5m × 3m. Assuming that the walls of the room do not conduct heat and that the …
  7. Physics

    You are holding a 5 kg dumbbell straight out at arm's length. Assuming your arm is 0.63 m long, what torque is the dumbbell exerting on your shoulder?
  8. physics

    An adult person is holding their arm straight out to their side. Their kid is hanging from their wrist, dangling. The kid has a mass of 20 kg. The length of adult’s arm between the shoulder and the wrist from which the kid is hanging …
  9. Physics

    A man is holding an 8.00kg vacuum cleaner at arm's length, a distance of .550m from his shoulder. What is the torque on the shoulder joint if the arm is held at 30degrees below the horizontal?
  10. Physics

    Quentin is lifting a 10 kg dumbbell by pulling upward on it with a 108.1 N force. What is the acceleration of the dumbbell as a result of this force?

More Similar Questions