A ball moving with velocity 2 m/s, collides head-on with another stationary ball of double the mass. If the coefficient of restitution is 0.5, then their velocities (in m/s) after collision will be :
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
0, 2
b
0, 1
c
1, 1
d
1, 0.5
answer is B.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
m1=m,m2=2m,u1=2m/s,v2=0,e=0.5v2−v1u1−u2=0.5v2−v1=2×0.5=1from conservation of momentumm×2+0=mv1+2mv22=v1+2v21=v2−v11=v2−v1 Solving v2=1,v1=0