Answers: 2
Physics, 22.06.2019 03:30, natu2072
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 05:10, zionnahl
Total solidification times of three casting geometries are to be compared: a sphere, a cylinder, in which the length-to-diameter ration - 1.0, and a cube. volume = 1000 cm^3 for all three shhapes, and the same casting alloy is used. a) determine the solidification times of each geometry b) based on the results of part (a), which geometric element would make the best riser? c) if the mold constant = 3.5 min/cm^2 in chvorinov's rule, compute the total solidification time for each casting.
Answers: 3
Physics, 23.06.2019 02:00, sjjarvis4806
Ideal meters problem. what internal resistance is ideal for a voltmeter? what internal resistance is ideal for an ammeter?
Answers: 2
A 65 kg person is in a head-on collision. The car's speed at impact is 17 m/s . Estimate the net for...
Mathematics, 05.07.2020 03:01
Mathematics, 05.07.2020 03:01
Mathematics, 05.07.2020 03:01
Mathematics, 05.07.2020 03:01
Mathematics, 05.07.2020 03:01
Mathematics, 05.07.2020 03:01