Verified answer

I dont think there is sufficient info here. The gravitational pull of a planet does not depend solely on its size. The density of the planet also has considerable influence on its mass.

If the item's mass is 30kg interior the context of the planet defined, does no longer it is weight (W) be equivalent to 30kg? on the different hand if we are applying and earth weight of 30kg and pondering this in yet another planetary context, then the mass of the planet in terms of the earth mass of the item could would desire to be adjusted. to illustrate, something that training the size at 30kg in the worldwide does no longer degree the comparable on our moon. it may be "lighter." i think of that Socrates could have better than a pair of questions in pursuing an answer to this.