A 5.4 g lead bullet moving at 261 m/s strikes a steel plate and stops. If all its kinetic energy is converted to thermal energy and none leaves the bullet, what is its temperature change? Assume the specific heat of lead is 128 J/kg · ◦ C. Answer in units of ◦C.
Answers: 2
Physics, 22.06.2019 11:30
A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
Answers: 2
Physics, 22.06.2019 13:00
The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot
Answers: 1
Physics, 22.06.2019 19:00
What is the gravitational attraction between a dating couple whose centers of mass are 0.630 m apart if the boy weighs 715 n and the girl weighs 465 n?
Answers: 3
Physics, 22.06.2019 19:30
What characteristics of hv2112 make it the best candidate to be classified as a thorne-zytkow object?
Answers: 3
A 5.4 g lead bullet moving at 261 m/s strikes a steel plate and stops. If all its kinetic energy is...
Biology, 07.07.2021 19:10
Mathematics, 07.07.2021 19:20
Mathematics, 07.07.2021 19:20
Mathematics, 07.07.2021 19:20
Mathematics, 07.07.2021 19:20
Health, 07.07.2021 19:20
Engineering, 07.07.2021 19:20
Mathematics, 07.07.2021 19:20