Physics, 18.10.2021 17:20 ciaraCochran1876

you have three blocks of equal volume. one is made of cork, one is pine, and one is aluminum. the volume of each block is 10.6 g, and the mass of the aluminum is 56 g. calculate the destiny of each

Answers: 2

Show answers

Another question on Physics

Physics, 21.06.2019 20:30

Air enters a compressor operating at steady state at 1.05 bar, 300 k, with a volumetric flow rate of 93 m3/min and exits at 12 bar, 400 k. heat transfer occurs at a rate of 15.5 kw from the compressor to its surroundings. assuming the ideal gas model for air neglecting kinetic potential energy effects, determine the power in put in kw.

Answers: 2

Answer

Physics, 22.06.2019 09:30

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Answers: 3

Answer

Physics, 22.06.2019 12:30

Consider a 1000 w iron whose base plate is made of 0.5 cm thick aluminum alloy 2024-t6 (ρ = 2770 kg/m3 and cp = 875 j/kg°c). the base plate has a surface area of 0.03 m2. initially, the iron is in thermal equilibrium with the ambient air at 22°c. assuming 90% of the heat generated in the resistance wires is transferred to the plate, determine the minimum time needed for the plate temperature to reach 200°c.

Answers: 1

Answer

Physics, 22.06.2019 18:00

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.

Answers: 1

Answer

You know the right answer?

you have three blocks of equal volume. one is made of cork, one is pine, and one is aluminum. the vo...

Questions