Science, asked by amarjaguar1996, 6 months ago

Positive displacement machines (PDMs) work at ........ speed and have ........ volumetric efficiency than non- PDMs.

a) low, low


b) low, high


c) high, low


d) high, high​

Answers

Answered by fatherprincessespoon
3

C is the right answer..........

Answered by abeenabenni
0

Answer:

high,high

Explanation:

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