0 votes
in Physical World and Measurement by (90 points)

the moon subtends an angle of 57 minute at the base -line equal to the radius of the earth . What is the distance of the moon from the earth ?[ Radius of the earth =6.4 x 106 m]

Please log in or register to answer this question.

1 Answer

0 votes
by (90 points)

parallactic angle , theta =57 '


=(57/60 )x pi/180 rad 

b= Radius of earth =6.4 x 106 m 

Distance of the moon from the earth ,

s= b/theta = 6.4 x106 x 60 x180 / 57x pi 

s= 3.86 x 108 m

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.