Physics, 07.07.2021 03:00 victoriay3
Calculate the change in length of a 90.5 mm aluminum bar that has increased in temperature by from -14.4 oC to 154.6 oC Take the coefficient of expansion to be 25 x 10-6 (oC)-1 . Write the answer in meters with three significant figures
Answers: 1
Physics, 21.06.2019 20:00
Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.
Answers: 1
Physics, 21.06.2019 21:10
State one advantage and one disadvantage of using a plane mirrior as a driving mirrior
Answers: 1
Physics, 22.06.2019 17:40
Aspring is used to stop a 50-kg package which is moving down a 20º incline. the spring has a constant k = 30 kn/m and is held by cables so that it is initially compressed 50 mm. knowing that the velocity of the package is 2 m/s when it is 8 m from the spring and neglecting friction, determine the maximum additional deformation of the spring in bringing the package to rest.
Answers: 1
Physics, 23.06.2019 04:00
Preciso de ajuda na parte de termometria e tenho prova amanhã ajuda ae prf
Answers: 1
Calculate the change in length of a 90.5 mm aluminum bar that has increased in temperature by from -...
Mathematics, 17.10.2021 14:00
History, 17.10.2021 14:00
Mathematics, 17.10.2021 14:00
History, 17.10.2021 14:00
Mathematics, 17.10.2021 14:00
Mathematics, 17.10.2021 14:00
Chemistry, 17.10.2021 14:00
History, 17.10.2021 14:00
Physics, 17.10.2021 14:00
History, 17.10.2021 14:00
Computers and Technology, 17.10.2021 14:00