A mechanical system consists of (i) a power source and actuators that generate forces and movement, (ii) a system of mechanisms that shape the actuator input to achieve a specific application of output forces and movement, and (iii) a controller with sensors that compares the output to a performance goal and then directs the actuator input.
Committee with a continued existence, formed to do its assigned work on an ongoing basis. Budget and finance committees generally are standing committees. See also ad hoc committee.
Congressional Committees. The work of preparing and considering legislation is done largely by committees of both Houses of Congress. There are 16 standing committees in the Senate and 19 in the House of Representatives. The standing committees of the Senate and the House of Representatives can be viewed from the links below. In addition, there are select committees in each House (one in the House of Representatives), and various congressional commissions and joint committees composed of Members of both Houses.