Engineering
Engineering, 13.11.2019 07:31, hartmaaj95

9.21 a household oven door of 0.5-m height and 0.7-m width reaches an average surface temperature of 32℃ during operation. estimate the heat loss to the room with ambient air at 22℃. if the door has an emissivity of 1.0 and the surroundings are also at 22℃, comment on the heat loss by free convection relative to that by radiation.

answer
Answers: 1

Other questions on the subject: Engineering

image
Engineering, 04.07.2019 18:10, sarahgrindstaff123
Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.
Answers: 2
image
Engineering, 04.07.2019 18:10, bckyanne3
Afull journal bearing has a journal diameter of 27 mm, with a unilateral tolerance of -0.028 mm. the bushing bore has a diameter of 27.028 mm and a unilateral tolerance of 0.04 mm. the l/d ratio is 0.5. the load is 1.3 kn and the journal runs at 1200 rev/min. if the average viscosity is 50 mpa-s, find the minimum film thickness, the power loss, and the side flow for the minimum clearance assembly.
Answers: 1
image
Engineering, 04.07.2019 18:10, selenamr
Ifa component is made of two or more materials with different modulus of elasticity (e), it is called a composite member and we calculate the factorΒ·n". mention the formula for calculating n". also, ifn> 1, explain what will happen to the 1. transformed. gi) ifn 1, what will happen to the material when transformed material when
Answers: 1
image
Engineering, 04.07.2019 18:10, juansoto227711
Journeyman training is usually related (clo2) a)-to specific tasks b)-to cost analysis of maintenance task c)-to control process to ensure quality d)-to installation of machinery
Answers: 2
Do you know the correct answer?
9.21 a household oven door of 0.5-m height and 0.7-m width reaches an average surface temperature of...

Questions in other subjects: