Correct answer
A. 120 cm
Explanation
The correct answer is 120 cm.
Drift method of tunnelling is used to construct tunnels in________?
Surface tension ________?
Which of the following statements is correct?
If the permissible stress in steel in tension is 140 N/mm2, then the depth of neutral axis for a singly reinforced rectangular balanced section will be________?
The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is________?
Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below?