question_answer

Consider the following statements comparing I.C. engines and gas turbines:

1. Gas turbines are simple, compact and light in weight.

2. Complete expansion of working substance is possible in I.C. engines and not in gas turbines.

3. There is flexibility in the design of different components of gas turbines as different processes take place in different components.

4. Even low grade fuels can be burnt in gas turbines.

Of these statement:

A) 1, 2 and 3 are correct

B) 1, 3 and 4 and correct

C) 2, 3 and 4 are correct

D) 1, 2 and 4 are correct