Which of the following can make a parallel beam of light when light from a point source is incident on it?

+1 vote
155 views
asked Jun 6, 2017 in Physics by Kundan kumar (49,132 points) 34 384 1027
(a) Concave mirror as well as convex lens
(b) Convex mirror as well as concave lens
(c) Two plane mirrors placed at 90° to each other
(d) Concave mirror as well as concave lens

1 Answer

+1 vote
answered Jun 6, 2017 by Vikash Kumar (144,729 points) 8 11 21
selected Jun 10, 2017 by Kundan kumar
 
Best answer
(a) Concave mirror as well as convex lens

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

One Thought Forever

“There is a close connection between getting up in the world and getting up in the morning.“
– Anon
~~~*****~~~

...