Old Exam Papers Dec. 2010 - Video

xq.kkad ? , ruko T rFkk yEckbZ a ,oa b gksa] rks fl)
dhft;s fd Mksjh dh fn'kk esa ,d nksyu dk le;
gksxk %
2?
1
L
2
mab M
O
NM
mb T ? ? gb P a ? bgr
QP
6. A particle is moving vertically downwards from rest through
a medium whose resistance varying as the square of the
velocity. Discuss its motion.
,d d.k fojkekoLFkk ls xq#Rokd"kZ.k ds v/khu ,d ,sls ek/;e
esa gksdj fxjrk gS ftldk izfrjks/k mlds osx ds oxZ ds lekuqikrh
gSA xfr dh foospuk dhft;sA
7. (a) A train of mass m lbs is ascending a smooth plane of
1 in n and when the velocity of the train is V ft/sec,
its acceleration is f ft/sec 2 . Prove that effective horse
power of the engine is :
b g
mv nf ? g
550 ng
m ikm.M Hkkj okyh ,d jsyxkM+h n esa 1 >qdko okys ry
ij p