A jeep starts from the state of rest. If its velocity becomes 60 km/hr in 5 minutes, (i) What is the acceleration of the jeep? (ii) What is the distance covered by the jeep?

Idon’t quite understand this problem

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?