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.
At the beginning of the 112th Congress, there were 20 standing committees in the House with 103. subcommittees, and one select committee.1 The Senate has 16 standing committees with 74. subcommittees, as well as four select or special committees.2 In addition, there are four joint. committees.