A projectile proton with a speed of 500 m/s collides elastically with a target proton initially at rest. The two protons then move along perpendicular paths, with the projectile path at 50° from the original direction.

(a) What is the speed of the target proton after the collision?

m/s

(b) What is the speed of the projectile proton after the collision?

m/s

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