Question 1 options: steam engines to be used on a small enough scale for personal transportation

steam engines to operate using only hot steam

turbines to convert steam energy into kinetic energy

steam to be used to do work

6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.

Anybody wanna ? (picture included? )

Which graph represents motion with an object with positive velocity that is located at a position of 3 meters at a time of 0 seconds? a) a b) bb eliminate c) c d) d