|With molar quantity and temperature held constant, by what factor does the pressure of an ideal gas change when the volume is five times bigger?
|With volume and molar quantity held constant, by what factor does the absolute temperature change for an ideal gas when the pressure is five times bigger?
|You stand by the railroad tracks as a train passes by. You hear a 1 000-Hz frequency when the train approaches, which changes to 800 Hz as it goes away. How fast is the train moving? The speed of sound in air is 340 m/s.
|Yuri, a Russian weightlifter, is able to lift 250 kg 2.00 m in 2.00 s. What is his power output?