Optics Question 435
Question: Which of the following is not correct regarding the radio telescope
[BHU 2004]
Options:
A) It cannot work at night
B) It can detect a very faint radio signal
C) It can be operated even in cloudy weather
D) It is much cheaper than optical telescope
Show Answer
Answer:
Correct Answer: A
Solution:
Radio, waves can pass through dust, clouds, fog, etc, in a radio, telescope. It can detect very faint radio signal due to enormous size of its reflector. So it can be used at night and even in cloudy weather.
