A 2 HP motor is attached to a gearbox by a coupling. The motor shaft (and therefore the input shaft of the gearbox) turns at 1,800 revolutions per minute. We observe that the output shaft of the gearbox is turning at 60 revolutions per minute, and is producing 1 HP of unusable power. From this data, we can conclude that the efficiency of the gearbox is:

200x less than the first

Explanation:

answer:

science is the study of the nature and behavior of natural things and the knowledge that we obtain about them. a science is a particular branch of science such as physics, chemistry, or biology. physics is the best example of a science which has developed strong, abstract theories.

pseudoscience is a collection of beliefs or practices mistakenly regarded as being based on scientific method.

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answer:

i am not 100% sure but i think it is a.)

dont take my word for it

explanation: