[amp_mcq option1=”In dog-legged stairs, no space between its flights is provided” option2=”In open newel stair, a rectangular well is provided” option3=”In geometric stair, a curved shaped well between forward and backward flights, is provided” option4=”In geometrical stair, two quarter space landing is provided” correct=”option4″]
The correct answer is D. In geometrical stair, two quarter space landing is provided.
A dog-legged stair is a type of stair that has two flights that wind around each other. The flights are connected by a landing, which is a flat platform. The well of a dog-legged stair is the space between the flights. It is usually rectangular in shape.
An open newel stair is a type of stair that does not have a solid wall on one side. The open side of the stair is usually enclosed by a railing. The well of an open newel stair is the space between the railing and the stairs. It is usually rectangular in shape.
A geometric stair is a type of stair that has a curved shape. The well of a geometric stair is the space between the flights. It is usually curved in shape.
A quarter space landing is a type of landing that is used to change the direction of a stair. It is usually a quarter of the width of the stair.
In conclusion, the incorrect statement is D. In geometrical stair, two quarter space landing is provided.