Questions

C, an early systems programming language, was developed by Dennis Ritchie and Ken Thompson at Bell Labs between 1969 and 1973.

The Sharavati river in Karnataka state of india drops 253 metresin four separate falls named- the Raja, the Rani, the Rocket and the Roarer -together known as jog falls. 

Electricity generated from coal and oil is termed as 'Thermal Power'.

In making jewels, gold is usually mixed with copper to make it little hard.

Japan's - Japan Aerospace Exploration Agency (JAXA) has successfully launched the world's smallest rocket with the ability to put a tiny satellite into orbit. Rocket -  SS-520 which was pnce failed in 2017 lifted off from the Space Center carrying a microsatellite TRICOM-1R, a three-unit CubeSat weighing about 3 kilograms. The CubeSat will now be used to collect images of the Earth's surface via multiple cameras.

Gear finishing operation is called Burnishing.