initial momentum = 0.050 *10 = .5
final momentum = 1.00 * v = v
so v = 0.5 m/s
initial Ke = .5(.050)*100 = 2.5 Joules
final Ke = .5(1.00)*.25 = .125 Joules
A 50 gram bullet moving with a velocity 10 m/s gets embedded into a 950 g stationary body . The loss in K.E. of the system will be
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Solutions
kya ghatia explanation di hai. kuch bhi clear nahi hai. first baar kholi thi site ,bad experience bro. phir kabhi nahi open karu gi. 🙅🙅ðŸ˜
M1=50gms
=0.050kg
M2=950gms
.95kg
M1V1+m2v2=(m1+m2)v3
0.050x10+0=1v3
V3=0.5m/s
Loss in ke = final -initial
=1/2 x1x.5x.5-1/2x0.05x10x10
=0.050kg
M2=950gms
.95kg
M1V1+m2v2=(m1+m2)v3
0.050x10+0=1v3
V3=0.5m/s
Loss in ke = final -initial
=1/2 x1x.5x.5-1/2x0.05x10x10
Answer is wrong + explanation is super bad.....
Hugh
Using conservation of momentum
mB*vB=mSystem*vSystem
vSystem=50*10/50+950
vSystem=0.5 (1/2)
KEloss={[0.5*mB*(vB)^2]-[0.5*mSys*(vSys)^2]}/[0.5*mB*(vB)^2]
mB=0.05kg,vB=10
mSys=1kg,vSys=0.5
Answer=0.95
mB*vB=mSystem*vSystem
vSystem=50*10/50+950
vSystem=0.5 (1/2)
KEloss={[0.5*mB*(vB)^2]-[0.5*mSys*(vSys)^2]}/[0.5*mB*(vB)^2]
mB=0.05kg,vB=10
mSys=1kg,vSys=0.5
Answer=0.95