Question 362General Subjects - Assistant Engineer70% to pass
One of the main differences between the various types of screw pumps is in the _______________.
AI Explanation
The correct answer is C) pitch of the screws.
The pitch of the screws is one of the main differences between various types of screw pumps. The pitch refers to the distance between the threads or flights of the screws, which affects the pumping capacity and efficiency of the pump. Different applications may require screw pumps with varying pitch designs to optimize performance.
The other answer choices are not the primary distinguishing factors between screw pump types. The direction of rotation (A) and type of driving gears (B) can vary, but these are not the main differences. The stuffing box diameter (D) is more related to the pump's sealing mechanism rather than the fundamental screw design.
Related Questions
#360 The primary function of a centrifugal pump volute is to _______________.#361 Which of the following statements is true concerning centrifugal pumps? #363 Which of the listed types of seals is used effectively for pumps handling toxic or highly flammable liquids that cannot be permitted to escape into the atmosphere? #364 Which of the listed parts is used in a lobe-type rotary pump to allow for wear on the lobe edges? #365 One disadvantage of using a mechanical shaft seal instead of mechanical packing is that _______________.