For a motor purchased for a tank project, it claims that at 12v it produces 6000 rpm. this motor is attached to a 50: 1 gear reduction gearbox. the output of this gearbox is attached to a 2.5" wheel. determine the speed of the tank under these conditions in miles/hour (mph).

Give heat transfer applications for the following, (i) gas turbines (propulsion) ) gas turbines (power generation). (iii) steam turbines. (iv) combined heat and power (chp). (v) automotive engines

Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk

Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false