A102 kg football player runs at a speed of 8 m/s to sack the quarterback. what is
the mass of the quarterback if they fall to the ground with a velocity of 5 m/s?

Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.

How to tell if a molecule is polar or nonpolar with electronegativity

The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db