An elevator with mass m = 600 kg is at rest on the ground when the motor M is turned on at t = 0. The motor delivers a time-dependent force F = (870 · t²) N, where t is in seconds and the acceleration due to gravity is g = 9.80 m/s². %3D

1. Indicate if the following statements are true or false: A ceramic coating cannot be deposited of a metallic substrate having a melting temperature lower than the ceramic material. A mechanical pump works only when the pressure is below 100 Torr. T F

Water melts as temp increases because : - chemical potential of the liquid is lower than that of gas - liquid and solid form eutectic mixture -chemical potential of the liquid and solid become equal

1) Can u explain how this circuit diagram is work which the biomass energy  (this is the youtube link that show the working flow of this diagram, but it does not have any sound and words and it makes me not clear on how this diagram is work step by step)

Using the SEER calculation, how much money would you spend to run your air conditioning system if it cost $.10 per Kw during the cooling season? 3 TON, 14 SEER unit. Remember the unit will run for about 976 hours during this season. O $390.80 $450.30 O$250.97 $100.00

essay general gases of hospitals.