Application of Derivatives
ncert.nic.in › textbook › pdf12. The radius of an air bubble is increasing at the rate of 1 2 cm/s. At what rate is the volume of the bubble increasing when the radius is 1 cm? 13. A balloon, which always remains spherical, has a variable diameter 3 (2 1) 2 x + . Find the rate of change of its volume with respect to x. 14. Sand is pouring from a pipe at the rate of 12 cm 3 ...
Application of Derivatives - NCERT
https://ncert.nic.in/textbook/pdf/lemh106.pdfAPPLICATION OF DERIVATIVES 195 Thus, the rate of change of y with respect to x can be calculated using the rate of change of y and that of x both with respect to t. Let us consider some examples. Example 1 Find the rate of change of the area of a circle per second with respect to its radius r when r = 5 cm. Solution 2The area A of a circle with radius r is given by A = πr.
Application of Derivatives
https://ncert.nic.in/ncerts/l/lemh106.pdfAPPLICATION OF DERIVATIVES 195 Thus, the rate of change of y with respect to x can be calculated using the rate of change of y and that of x both with respect to t. Let us consider some examples. Example 1 Find the rate of change of the area of a circle per second with respect to its radius r when r = 5 cm. Solution The area A of a circle with radius r is given by A = πr2.