Use app×
Join Bloom Tuition
One on One Online Tuition
JEE MAIN 2025 Foundation Course
NEET 2025 Foundation Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
0 votes
112 views
in Physics by (90.2k points)
closed by
30 सेमी त्रिज्या वाले वृत्त के उस चाप की लम्बाई ज्ञात कीजिए जो वृत्त के केंद्र पर ` 30 ^(@) ` कोण अंतरित करता है ?

1 Answer

0 votes
by (90.9k points)
selected by
 
Best answer
त्रिज्या r = 30 सेमी
कोण ` theta = 30 ^(@) = ( pi ) /( 180) xx 30 ` रेडियन = ` (pi ) /(6) ` रेडियन
यदि चाप की लम्बाई s हो तो ` theta = (s ) /( r) `
` therefore s = r theta `
` = 30 xx ( pi ) /(6) = 30 xx ( 3.14 ) /(6) = 15.70 ` सेमी

Related questions

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.

Categories

...