List of all tax free perquisites an employee can receive from the employer. Normally, perquisites are taxable under the head of Salaries under Income Tax.

Meanwhile, India is planning a 10 GW hydropower project in Arunachal Pradesh to counterbalance the potential impact of China’s dam, ensuring water security, flood control, and regional development.

This article was originally published with the title “What Causes Vibrations in Dams?” in Scientific American Magazine Vol. 13 No. 14 (December 1857), p. 110 doi:10.1038 ...