A sphere of mass 25 kgmoving with a velocity of 40,m/s collides with another sphere of mass
15 kg rvhich is at rest. Aflel collision, if the two spheres move witlr the same velocity, find their common velocity
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m1= 20kg m2=15 kg
u1=40m/s u2 = 0
v1=v2
m1+m2=35 kg
according to law of conservation of mass
m1u1+m2u2=mv
20×40+ 15×0=35×v
800=35× v
v=22.85m/s
u1=40m/s u2 = 0
v1=v2
m1+m2=35 kg
according to law of conservation of mass
m1u1+m2u2=mv
20×40+ 15×0=35×v
800=35× v
v=22.85m/s
raj0001:
worg
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0
Answer:
The common velocity is 25 m/s.
Hope it helps
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