railway RRB JE (CBT I + CBT II) Mock Test 2024 Internal Combustion Engine IC Engine Cycles Air Standard Cycle
Consider the following statements pertaining to supercharging of engines:
1. The power output for a given engine increases
2. The loss of power due to altitude is compensated
3. The increase in supercharging pressure decreases the tendency to detonate in spark ignition engines
4. The mechanical efficiency of supercharged engines is quite high compared to naturally aspirated engines
Which of the above statements are correct?1
1 and 3
2
3 and 2
3
2 and 3
4
1 and 2