Machine - Wikipedia

A machine (or mechanical device) is a mechanical structure that uses power to apply forces and control movement to perform an intended action. Machines can be driven by animals and people, by natural forces such as wind and water, and by chemical, thermal, or electrical power, and include a system of mechanisms that shape the actuator input to achieve a specific application of output forces

Economy of Bihar - Wikipedia

The economy of Bihar is largely service-oriented, but it also has a significant agricultural base. The state also has a small industrial sector. As of 2016, agriculture accounts for 23%, industry 17% and service 60% of the economy of the state For the period 2002-2007, average growth rate of Manufacturing in the state was 0.38%, against the national average of 7.8%.