Documents Laser Based Intruder Alarm Ppt

£/^1) ±/^1I 1^I)+I1) /£/)^ (on.c¡ì o{ £v.c· ±v.cv 1nì·vvc· /[v·n PDuring the olden days a watchman would be hired to take care oI property and oIIer neededsecurityinthehome.…

Engineering Basic mechanisms of Switch and Gears

1. SWITCH AND GEARSMechanism and connectionsPresented By-A.Rajib Kumar Gupta 2. • In electrical engineering, a switch isan electrical component that can breakan electrical…