Die Lokomotive hat eine Leistung von 6400 Kilowatt. Was kostet der Strom für die Fahrt von Wien bis Bregenz (ca. 7 Stunden) ?für die Bahn kostet der Strom 0,1 Euro pro Kilowattstunde.​

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.

In the illustration, which two simple machines are being used to enable the student to reach the door? a. inclined plane and pulley b lever and wheel-and-axle c pulley and lever d wheel-and axle and inclined plane