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1. |
Which of the following sentences are correct for steam turbine? 1. Steam turbine requires large floor area 2. Steam turbine is a rotary high speed machine 3. Steam turbine has low weight to power ratio 4. Steam turbine has more initial cost and maintenance cost |
A. | (1) and (2) |
B. | (2) and (3) |
C. | (3) and (4) |
D. | (1) and (4) |
Answer» C. (3) and (4) | |