Question

.
101. A horizontal force of 1 N is required to
move a metal plate of area 10^-2 m^2 with a
velocity of 2 x 10^-2 m/s, when it rests on a
layer of oil 1.5 x 10^-3 m thick. Find the
coefficient of viscosity of oil.​

Answer 1

Explanation:

two equal sums of money were lent at s.i 11%p.a for 3½ years and 4½ years respectively. if the differences in interests for two perioeds was rs412.50 find each sum

Answer 2

Answer:

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