Science, asked by amarjaguar1996, 7 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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