How many times has the Civil Service Regulations been amended so far? 

Quality Assurance Plan is prepared and submitted by 

The most useless aggregate is one whose surface texture is 

Choose the alternative which is closely resembles the mirror image of the given combination. 

Ram, Hari, Shyam and Krishna live in same village. The house of Hari is in the east of Ram’s house but in the north of S…

The stone whose crushing strength is maximum, is 

The phreatic line in an earth dam may be 

Choose the best alternative in the place of question mark to complete the series 2, 2, 5, 13, 28, ?