A car is moving with a constant speed on a straight line. A bullet of mass 10 g and velocity 800 m//s is passed through a mud wall of thickness 1 m. Its velocity reduces to 100 m//s. Find the average resistance offered by the mud wall.

A car is moving with a constant speed on a straight line. A bullet of

1.	A car is moving with a constant speed on a straight line. A bullet of mass 10 g and velocity 800 m//s is passed through a mud wall of thickness 1 m. Its velocity reduces to 100 m//s. Find the average resistance offered by the mud wall.
Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`<a href="https://interviewquestions.tuteehub.com/tag/fs-1000993" style="font-weight:bold;" target="_blank" title="Click to know more about FS">FS</a> = 1/2mv^2-1/2"mu"^2` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/f-455800" style="font-weight:bold;" target="_blank" title="Click to know more about F">F</a> xx1=1/2xx10xx10^-3(100^2-800^2)` <br/> F= - 3150 <a href="https://interviewquestions.tuteehub.com/tag/n-568463" style="font-weight:bold;" target="_blank" title="Click to know more about N">N</a> <br/> Resistive force =3150 N</body></html>