No.
Yes a black hole could envelope our solar system but it does not swallow anything.
A black hole can,but it is very rare for a black hole big enough to swallow Earth.
it may expand and swallow and swallow us.
no of course not no of course not
No, a supermassive black hole is what makes a quasar.
Yes, it is possible for a black hole to capture another one and "swallow" it.
Nothing, unless a black hole comes very near to us. By the way, you shouldn't say "the" black hole, unless you make it clear which black hole you mean. There are many black holes.
Black Holes are scattered throughout the cosmos. It is theorised that there are supermassive black holes at the centre of galaxies such as ours (The Milky Way).
In general, nothing. Another black hole could swallow a smaller one, if it's small enough it would destroy itself, but anything else would lose to the black hole.
The phrase "what can be swallowed and can swallow you" often refers to the concept of a "black hole." A black hole can swallow anything that comes too close to it, including light, and in a metaphorical sense, it can represent overwhelming situations or experiences that can consume a person. Additionally, certain natural disasters, like a sinkhole, can physically swallow objects and even people.
No a comet can't escape from the black hole not even the light can escape. reason is simple, The gravitational forces of black is so immense that it can swallow all the things.
black holes swallow all energy and matter around them, including electricity