Physics, 31.01.2020 00:03 chitteshchandra56
What is the magnitude of velocity for a 2000 kg car possessing 3000 kgm/s of momentum
Answers: 2
Physics, 21.06.2019 14:00
Acar tire contains 0.0380 m^3 3 of air at a pressure of 2.20 ร10^{5} 5 n/m^2 2 (about 32 psi). how much more internal energy does this gas have than the same volume has at normal atmospheric pressure, 1.01x10^5 5 pa?
Answers: 2
Physics, 21.06.2019 14:10
Gam radio signals can usually be heard behind a hill, but fm often cannot. that is, am signals bend more than fm. explain. (radio signals, as we shall see, are carried by electromagnetic waves whose wavelength for am is typically 200 to 600 m and for fm about 3 m.)
Answers: 2
Physics, 21.06.2019 17:30
Abaseball picther can throw a ball at about 90 miles per hour, v = 40 m/s, on solid rock ground. we now put him into space. when he throws the ball, which weighs mb = 0.15 kg moves away from himat the same speed. how long does it take the ball thrown in space to travel the 30 meters to the batter? he weighs mp = 100kg
Answers: 1
Physics, 22.06.2019 07:50
Calculate the ratio of h+ ions to ohโ ions at a ph = 6. find the concentration of h+ ions to ohโ ions listed in table b of your student guide. then divide the h+ concentration by the ohโ concentration. record this calculated ratio in table a of your student guide. compare your approximated and calculated ratios of h+ ions to ohโ ions at a ph = 6. are they the same? why or why not? record your explanation in table a. what is the concentration of h+ ions at a ph = 6? mol/l what is the concentration of ohโ ions at a ph = 6? mol/l what is the ratio of h+ ions to ohโ ions at a ph = 6? : 1
Answers: 1
What is the magnitude of velocity for a 2000 kg car possessing 3000 kgm/s of momentum...
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