A proton moves through a uniform magnetic field given by mT. At time t1, the proton has a velocity given by and the magnetic force on the proton is . (a) At that instant, what is vx? (b) At that instant, what is vy?

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Asher cycles 12 miles in 16 hours. what is his speed?