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A balloon, which always remains spherica...

A balloon, which always remains spherical on inflation, is being inflated by pumping in 900 cubic centimetres of gas per second. Find the rate at which the radius of the balloon increases when the radius is 15 cm.

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MODERN PUBLICATION-APPLICATIONS OF DERIVATIVES-NCERT - FILE (Question from NCERT Book) (Exercise 6.1)
  1. Find the rate of change of the area of circle with respect to its radi...

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  2. The volume of a cube is increasing at the rate of 8 c m^3//s. How fast...

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  3. The radius of a circle is increasing uniformly at the rate of 3 cm/...

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  4. An edge of a variable cube is increasing at the rate of 3 cm//s. How f...

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  5. A stone is dropped into a quiet lake and waves move in circles at the ...

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  6. The radius of a circle is increasing at the rate of 0.7 cm/sec. Wha...

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  7. The length x of a rectangle is decreasing at the rate of 5 cm/minut...

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  8. A balloon, which always remains spherical on inflation, is being in...

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  9. A balloon, which always remains spherical, has a variable radius. F...

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  10. A ladder 5 m long is leaning against a wall. The bottom of the ladd...

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  11. A particle moves along the curve 6y = x^(3)+2. Find the points on th...

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  12. The radius of an air bubble is increasing at the rate of 1/2c m//s. A...

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  13. A balloon, which always remains spherical, has a variable diameter 3/...

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  14. Sand is pouring from a pipe at the rate of 12 c m^3//s . The falling s...

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  15. The total cost C (x) in Rupees associated with the production of x un...

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  16. The total revenue in Rupees received from the sale of x units of a pr...

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  17. The rate of change of the area of a circle with respect to its radius ...

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  18. The total revenue in Rupees received from the sale of x units of a pr...

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