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
100 views
in Physics by (88.7k points)
closed by
An electric fnas rotates 100 times in 50s . If the blength of its wing from its axis of rotation is `0.5` m, then the speed of particle at the edge of the wing is _________ `m s^(-1)`
A. `2pi`
B. `0.5 pi`
C. `pi`
D. 2

1 Answer

0 votes
by (97.2k points)
selected by
 
Best answer
Radius of the circle path covered by the fan=0.5 m the number of rotation of rotations per socond =100
`"Speed"=("distance")/("time")=(100xx(2pir))/(50)`
`=(100xx2pixx0.5)/(50)=2pi ms^(-1)`

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

...