Physics, 02.01.2020 20:31, angelaisthebest1700
To develop muscle tone, a woman lifts a 2.50 kg weight held in her hand. she uses her biceps muscle to flex the lower arm through an angle of 60.0°.what is the angular acceleration (in rad/s2) if the weight is 24.0 cm from the elbow joint, her forearm has a moment of inertia of 0.250 kg · m2, and the net force she exerts is 550 n at an effective perpendicular lever arm of 2.10 cm? (ignore gravity)how much work (in j) does she do?
Answers: 1
Physics, 21.06.2019 19:30, kayleegeise
Identical marbles are released from the same height on each of the following four frictionless ramps . compare the speed of the marbles at the end of each ramp. explain your reasoning
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Physics, 22.06.2019 05:00, mariamalakozay603
Aperson standing in a canoe exerts a force of 700 n to throw an anchor over the side. find the acceleration of the canoe if the total mass of the canoe and the person is 100 kg?
Answers: 1
Physics, 22.06.2019 17:00, nathanb126
The force it would take to accelerate an 900-kg car at the rate of 6m/s2
Answers: 1
To develop muscle tone, a woman lifts a 2.50 kg weight held in her hand. she uses her biceps muscle...
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