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Question 1 : Find the rate of change of the total surface area of a cylinder of radius r and height h, when the radius varies.

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Question 2 : Find the rate of change of the volume of a sphere with respect to its diameter.

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Question 3 : Find the rate of change of the volume of a sphere with respect to its surface area when the radius is 2 cm.

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Question 4 : Find the rate of change of the area of a circular disc with respect to its circumference when the radius is 3 cm.

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Question 10 : The money to be spent for the welfare of the employees of a firm is proportional to the rate of change of its total revenue (Marginal revenue). If the total revenue (in rupees) received from the sale of x units of a product is given by R(x) = 3x2 + 36x + 5, find the marginal revenue, when x=5, and write which value does the question indicate.

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 View All Questions and Answers of RD Chapter 13- Derivative as a Rate Measurer Ex-13.1 
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