JEE MAIN - Physics (2016 (Offline) - No. 4)

An observer looks at a distant tree of height $$10$$ $$m$$ with a telescope of magnifying power of $$20.$$ To the observer the tree appears:

$$20$$ times taller

$$20$$ times nearer

$$10$$ times taller

$$10$$ times nearer

A telescope magnifies by making the object appearing closer.