Question

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

• A. 10 times taller
• B. 10 times nearer
• C. 20 times taller
• D. 20 times nearer

Answer 1

The correct option is D 20 times nearer

$\begin{array}{c}\text{Work of telescope is to give an observer a}\\ \text{closer view on an object, it non-doubtly}\\ \text{magnifies image (but its telescope's internal mechanism)}\\ \text{the actual output which an observer, observes}\\ \text{is an close image. Here the telescope}\\ \text{will bring the object close by 20 times.}\\ E\text{: option}{C}^{\prime }\text{is correct.}\end{array}$