A reversible adiabatic nozzle allows air to expand from 600 kPa and 700 K to 100 kPa. If the air enters the nozzle at 100 m/s, determine the temperature and the air velocity at the exit.

An automobile of mass 2000 kg moving at 30 m/s is braked suddenly with a constant braking force of 10000 n. how far does the car travel before stopping?

An observer that stands still as the electron moves by him, will observe

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *