Physics, 31.07.2019 17:40 Monicaamm12983
Modern human lifestyle depends on fossil fuels to generate electricity. predict and explain the long term effect on the environment of obtaining and using fossil fuels.
Answers: 1
Another question on Physics
Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Physics, 22.06.2019 21:30
Which sections of the heating curve illustrate this process?
Answers: 2
Physics, 22.06.2019 23:40
Along wire of diameter 1 mm is submerged in an oil bath of temperature ∞ 31°c. the wire has an electrical resistance per unit length of 0.01 ω/m. if a current of 103 a flows through the wire and the convection coefficient is 500 w/m2·k, what is the steady-state temperature of the wire? from the time the current is applied, how long does it take for the wire to reach a temperature that is within 1°c of the steady-state value? the properties of the wire are 8000 kg/m3, 500 j/kg·k, and 20 w/m·k.
Answers: 3
Physics, 23.06.2019 22:10
After a hurricane, many coastal plants die even when they don’t show any structural damage. this happens in areas where storm surge dumps salt water into the soil where those plants are growing. how does salt water kill a plant? base your explanation in water potentials.
Answers: 3
You know the right answer?
Modern human lifestyle depends on fossil fuels to generate electricity. predict and explain the long...
Questions
Arts, 30.03.2021 20:00
Mathematics, 30.03.2021 20:00
Mathematics, 30.03.2021 20:00
Mathematics, 30.03.2021 20:00
Mathematics, 30.03.2021 20:00
Mathematics, 30.03.2021 20:00
Computers and Technology, 30.03.2021 20:00
