LIVE Course for free

Rated by 1 million+ students
Get app now
0 votes
in Physics by (56.6k points)
A wooden block of mass M rests on a horizontal surface. A bullet of mass m moving in the horizontal direction strikes and gets embedded in it. The combined system covers a distance x on the surface. If the coefficient of friction between wood and the surface is `mu` , the speed of the bullet at the time of striking the block is (where m is mass of the bullet)
A. `sqrt((2Mg)/(mum))`
B. `sqrt((2mumg)/(Mx))`
C. `sqrt(mugx)((M+m)/(m))`
D. `sqrt((2mumx)/(M+m))`

Please log in or register to answer this question.

1 Answer

0 votes
by (40.7k points)
Correct Answer - C

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.