Answer to Question #176519 in Physics for Vutlharhi Nthabiey

Question #176519

Hailstones fall vertically on the bonnet of a car on a horizontal strech of a road the cars bonnet can wisrand impulse of 0.48N.s without sustaining a permanent dent calculate the max mass of the hailstone that will leave the dent in the bonnet of the car it it falls at 8m/s and rebounds at v6m/s after collision lasting 0.002s


1
Expert's answer
2021-03-29T18:54:30-0400
J=Δp=mΔv,J=\Delta p=m\Delta v,m=JΔv=Jvfvi=0.48 Ns6 ms(8 ms)=0.034 kg.m=\dfrac{J}{\Delta v}=\dfrac{J}{v_f-v_i}=\dfrac{0.48\ N\cdot s}{6\ \dfrac{m}{s}-(-8\ \dfrac{m}{s})}=0.034\ kg.

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment