What is angle between the vectors 2i -3j +K and 3i +2j
?
a. 90°
C. 60°
b. 0°
d. 120°​

The great sandini is a 60.0-kg circus performer who is shot from a cannon (actually a spring gun). you don’t find many men of his caliber, so you him design a new gun. this new gun has a very large spring with a very small mass and a force constant of 1100 n/m that he will compress with a force of 4400 n. the inside of the gun barrel is coated with teflon, so the average friction force will be only 40.0 n during the 4.00 m he moves in the barrel. at what speed will he emerge from the end of the barrel, 2.50 m above his initial rest position?

How did world cup soccer become cool?

Based on the diagram of the electric field lines around the two spherical charges, what are the signs of the left and right charge respectively?