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105. The function of a turbine nozzle is to convert the thermal energy of steam into ( ), enabling the steam to expand and lose pressure, increasing its flow velocity and directing it in a certain direction so that it can enter the rotor blades to do work. A. Kinetic energy B. Pressure energy C. Potential energy. Answer to question 104 on February 14: C. After shutting down a piston compressor during its load test run, it is necessary to sample and inspect the (????) of the main shaft bearings as well as the large and small end bearings of the connecting rod. ? A. Degree of running-in B. Clearance??? C. Level of lubrication. For question 103 on February 13th, the answer is C. 103. When an axial flow compressor is shut down normally, the angle of the stator blades should be adjusted gradually before shutting down the motor and generator; this can be done only when (????). ? A. Minimum opening degree B. Intermediate opening degree C. Maximum opening degree (Question 105 from February 15, 2020 was posted incorrectly; it is being reposted. A reward of 10 wealth points will be given regardless of whether the answer is correct or not. The original Question 105 from that date has been deleted.) I’ve been a bit busy lately, which means that posting questions and responding to evaluations takes longer, but no matter how busy or late it gets, I will still post questions and reply to everyone. Thank you all for your continued support!