| LIST-I (Forms of Political Participation) | LIST-II (Participants) |
|---|---|
| A. Conventional participation | III. Voting in elections |
| B. Less conventional participation | I. Signing petitions |
| C. Illegal participation | II. Political violence, including terrorism and assassination |
| D. Public opinion as a form of participation | IV. Public concerns by the members of an affected community |

A ladder of fixed length \( h \) is to be placed along the wall such that it is free to move along the height of the wall.
Based upon the above information, answer the following questions:
(iii) (b) If the foot of the ladder, whose length is 5 m, is being pulled towards the wall such that the rate of decrease of distance \( y \) is \( 2 \, \text{m/s} \), then at what rate is the height on the wall \( x \) increasing when the foot of the ladder is 3 m away from the wall?