If R and T are rise and tread of a stair spanning horizontally, the steps are supported by a wall on one side and by a stringer beam on the other side, the steps are designed as beams of width
Options
A. R + T
B. T-R
C. R2 + T2
D. R-T
Correct Answer
R2 + T2
More questions
1. Assertion (A) : Discharging the effluents from the oxidation ponds just up stream of lakes or reservoirs is undesirable.
Reason (R) : The discharged algae get settled in the reservoirs and cause anaerobic decomposition and other water qualities.
Options
A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not a correct explanation of A