Physics, 01.12.2021 05:40 ashleygervelus
Certain neutron stars (extremely dense stars) are believed to be rotating at about 0.63 rev/s. If such a star has a radius of 43 km, what must be its minimum mass so that material on its surface remains in place during the rapid rotation
Answers: 3
Physics, 22.06.2019 01:30
Which example has gravitational potential energy? a.a horse slowing down from a run b.an apple about to fall from a tree branch c.a bicycle being pedaled down a horizontal path d.beaker sitting on the floor
Answers: 1
Physics, 22.06.2019 16:50
Consider the growth of a 20-nm-diameter silicon nanowire onto a silicon wafer. the temperature of the wafer surface is maintained at 2400 k. assume the thermal conductivity of the silicon nanowire is 20 wm-1k-1 and all its surfaces including the tip are subjected to convection heat transfer with the coefficient h = 1ร105 wm-2k-1 and tโ = 8000 k. when the nanowire grows to l = 300 nm, what is the temperature of the nanowire tip (t (x =
Answers: 1
Certain neutron stars (extremely dense stars) are believed to be rotating at about 0.63 rev/s. If su...
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