Engineering, 19.07.2019 21:30 evaeh

An electric heater draws 12 a from a 120 v power source. how much powe heater dissipate? (a) 10 w (b) 1200 w (c) 1440 w (d) 17,280 w

Answers: 2

Show answers

Another question on Engineering

Engineering, 04.07.2019 18:10

Consider a large isothermal enclosure that is maintained at a uniform temperature of 2000 k. calculate the emissive power of the radiation that emerges from a small aperture on the enclosure surface. what is the wavelength ? , below which 10% of the emission is concentrated? what is the wavelength ? 2 above which 10% of the emission is concentrated? determine the wavelength at which maximum spectral emissive power occurs. what is the irradiation incident on a small object placed inside the enclosure?

Answers: 2

Answer

Engineering, 04.07.2019 18:10

An ideal otto cycle with air as the working fluid has a compression ratio of 8. the minimum and maximum temperatures in the cycle are 300 k and 1340 k. use constant specific heats at room temperature to determine (a) the amount of heat transferred to the air during the heat- addition kj/kg, (b) the thermal efficiency, and (c) the thermal efficiency of a carnot cycle ope limits. process, in rating between the same temperature

Answers: 2

Answer

Engineering, 04.07.2019 18:10

True or false (explain) (110)[111] is a slip system in bcc metals . the {111} family in fcc contains 8 planes. resolved shear stress (rss) in single crystals is just related to the applied stress. critical resolved shear stress (crss) in single crystal metals is direct proportional to the number of defects in the structure

Answers: 2

Answer

Engineering, 04.07.2019 19:10

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false

Answers: 3

Answer

You know the right answer?

An electric heater draws 12 a from a 120 v power source. how much powe heater dissipate? (a) 10 w (...

Questions