1.

The representative figure below shows the mechanism of a _________ door.(a) Rotating(b) Swing(c) Spinning(d) SlidingThis question was posed to me by my college director while I was bunking the class.This question is from Doors and Windows in section Building Construction of Basic Civil Engineering

Answer»

Right OPTION is (a) Rotating

The explanation: Rotating or REVOLVING door has several WINGS which are hinged at the middle. It opens in both directions and ALLOWS more number of PEOPLE through it.



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