An elevator lifts a total mass of 1100 kg a distance of 40.0 m in 12.5 s. How much power does the elevator generate? (Please show your work)

What do you think car designers do if the damage caused by a crash test is too severe?

14. a body is projected with velocity vi from a.at the same time another body is projectedvertically upwards from point b withvelocity v2 lies vertically below the highestpoint. both the bodies collide thenv2÷v1is

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction