Ask Questions, Get Answers

Want to ask us a question? Click here
Browse Questions
Home  >>  EAMCET  >>  Mathematics
0 votes

The radius of a circular plate is increasing at the rate of $0.01\;cm/sec$ when the radius is $12\; cm$. Then the rate at which the area increases, is :

\[\begin {array} {1 1} (a)\;0.24\; \pi sq.cm/sec & \quad (b)\;60\;\pi sq.cm/sec \\ (c)\;24\; \pi sq.cm/sec & \quad (d)\;1.2 \pi sq.cm/sec \end {array}\]
Can you answer this question?

1 Answer

0 votes
$(a)\;0.24\; \pi sq.cm/sec$
answered Feb 27, 2014 by meena.p

Related questions

Ask Question
student study plans
JEE MAIN, CBSE, AIPMT Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App