Answers: 3
Physics, 21.06.2019 22:50
Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.
Answers: 2
Physics, 22.06.2019 03:30
Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n
Answers: 1
Physics, 22.06.2019 14:30
Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.
Answers: 2
The force of gravity between two objects depends on what...
Mathematics, 28.04.2021 05:40
Mathematics, 28.04.2021 05:40
Mathematics, 28.04.2021 05:40
Mathematics, 28.04.2021 05:40
Mathematics, 28.04.2021 05:40
History, 28.04.2021 05:40
Chemistry, 28.04.2021 05:40
English, 28.04.2021 05:40
Mathematics, 28.04.2021 05:40
Health, 28.04.2021 05:40
German, 28.04.2021 05:40