App Logo

No.1 PSC Learning App

1M+ Downloads
For a comfortable ascent of stairway the number of steps in a flight should be restricted to a maximum of

A10

B12

C16

D18

Answer:

B. 12


Related Questions:

In a whole circle bearing system, maximum value of bearing is
The ratio of surface areas of two sphere is 1:9 then the ratio of its radius is
The method of surveying used for determining the relative heights of points on the surface of the earth is called
Slip of a belt is usually expressed in
Free swell of a soil can be defined as: