mv²/2 =mcΔT
for lead c =130 J/kg•K
ΔT= v²•c/2= 188²/2•130=135º
A lead bullet with a mass of 0.05 kg traveling at 188 m/s strikes an armor plate and comes to a stop. If all the energy is converted to heat and absorbed by the bullet, what is the temperature change?
1 answer
1 answer