A1500kg space probe is moving at constant velocity of 4200m/sec. in a course change maneuver the rocket engines fire for 5 minutes increasing the probe's velocity to 5000m/sec. what is the probe's change in kinetic energy? a. 3.68x10^6 j. b. 5.52x10^9 j c. 1.1x10^10 j d. not enough info.

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.

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

An incident ray through the focal point of a spherical mirror will: reflect through the center of curvature. reflect back through the focal point. reflect parallel to the principle axis. reflect the same direction as the incident ray.