Recent content by yek_zzz

I need help in these two problems. 1. Fernando Jose hits a 0.05 kg golf ball, giving it a speed of 65 km/s. What impulse does he impact to the ball? 2. Automobile companies often test the safety of cars by putting them through crash test to observe the integrity of passenger's...

how do I solve for that? We are only given the mass, velocity and the time.

Homework Statement A 1000 kg car strikes a tree at 30 km/hr & comes to a stop in 0.15s. Find its initial momentum and the average force on the car while it is being stopped. Attempt at a solution For velocity, I tried converting 30 km/hr to m/s 30 km/hr * 1hr/3600s*1000m/1km...