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a. Watt: Energy used per unit of time.

b. Watt: Energy used per unit time.

I saw b written. Can we omit of? If so, why? Does unit time make sense?

Thanks
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English 1b3I saw b written. Can we omit of? If so, why? Does unit time make sense?
I've seen it too. | Yes. | It's often used in engineering contexts. I'd say it's engineering or science lingo. | Yes.

CJ
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So per unit of time would be more common?

Thanks
Oh, yes. I'm pretty sure of that.

CJ