Select three of the following terms that assist engineers in assuring that their models are built to the correct sizes. scale

ratio

proportion

aesthetics

models

polyhedra

The mass flow rate of the fluid remains constant in all steady flow process. a)- true b)- false

The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody

Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges