phrasal verb

Only the first sentence works.

tamguatlayOnly the first sentence works.

Thanks. I understand that definite personal pronouns are allowed there as they're "light", e.g. they blew it up with a bomb, and with that same perspective, "by a bomb" in the original sentence is, I suppose, deemed heavy, right?

Thank you.

Hi Surfer, could you please explain further?

I understand that in transitive phrasal verbs, the object of the verb can be brought between the verb and its particle:

He is thinking it over.
You can take her on.

As with the two examples above, that is especially true when the object is a definite pronoun "since definite pronouns are very light." source:

Thanks, Surfer.

I have not learnt about "lightness" reasoning. Where did learn that?

tamguatlayWhere did learn that?

I read it in wikipedia. I provided a link for the webpage in my post above.. .

SurferI read it in wikipedia. I provided a link for the webpage in my post above.. .

I have gone through the contents of the link, but I couldn't find anything about "light" reasoning.

tamguatlayI have gone through the contents of the link, but I couldn't find anything about "light" reasoning.

Navigate to "Some notes on terminology", and check the last line in that section, it says:

"The object of a preposition must follow the preposition, whereas the object of the particle verb can precede the particle especially if it is

SurferYou said not, and so I asked whether that same "lightness" reasoning, only opposite case, apllies here as well - that is, by a bomb is too "heavy" to precede the particle "up".

You're right.

Thanks.