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Column I, Column II a)A circular p...

Column I, Column II
a)A circular plate is expanded by heat from radius 6 cm to 6.06 cm. Approximate increase in the area is,
b)If an edge of a cube increases by 2%, then the percentage increase in the volume is,
c)If the rate of decrease of `(x^2)/2-2x+5` is thrice the rate of decrease of `x ,` then `x` is equal to (rate of decrease in nonzero).,
d)The rate of increase in the area of an equailateral triangle of side `30c m ,` when each side increases at the rate of `0. 1c m//s` , is,
p. 5
q. 0.72 `pi`
r. 6
s. `(3sqrt(3))/2`

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