Features: Magazine | Literary Review | Life | Metro Plus | Open Page | Education Plus | Book Review | Business | SciTech | NXg | Friday Review | Cinema Plus | Young World | Property Plus | Quest |

This week’s questions

Why are aquatic organisms like fish and mosquito larvae not affected by electric shock?

R. Shanmugasundaram, Padappai, Tamil Nadu

Why is sound produced when a train moves over the track? Why is this sound not continuous but in a particular rhythm?

Ramesh Krishnan S., Kottayam, Kerala

What is the role of a starter in a tube light?

Sri Harsha, Visakhapatnam, Andhra Pradesh

Printer friendly page  
Send this article to Friends by E-Mail