What is the age limit for women who want to be candidates for civil service? 

How many members are elected from Eastern Europe to the Security Council? 

A is twice as good a workman as B. Working together, they can finish a work in 16 days. How many days will A alone take …

A, B and C can do a piece of work in 20, 30 and 60 days respectively. In how many days can A do the work if he is assist…

The mixture, which produces a steady stream of concrete as long as it is in operation, is known as  

The plane on which perspective is formed is called 

The angle between the direction of maximum shear plane and maximum principal plane are 

In an internal focusing telescope.