A rocket is launched with a velocity of 40m/s at 30° to the horizontal. How far will it travel horizontally?
120.67 m
1256.43 m
141.39 m
1386 m

A10nc charge sits at a point in space where the magnitude of the electric field is 1500 n/c. what will the magnitude of the field be if the 10 nc charge is replaced by a 20 nc charge? assume the system is big enough to consider the charges as small test charges.