Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • Two vehicles, each with moving u on the same horizontal straight road, are approaching each other. Wind blows along the road with velocity. One of these vehicles blows a whistle of frequency <img a

Two vehicles, each with moving u on the same horizontal straight road, are approaching each other. Wind blows along the road with velocity. One of these vehicles blows a whistle of frequency f_{1}. An observer in the other vehicles hears the frequency of the whistle to be f_{2}. Correct statement is  

Option: 1

f_2>f_1


Option: 2

f_2<f_1


Option: 3

f_2=f_1


Option: 4

f_2 \neq f_1


Answers (1)

best_answer

When wind blows from O to S

\begin{aligned} &f_2=f_1\left(\frac{v-w+u}{v-w-u}\right)\\ &f_2>f_1 \end{aligned}

Option (a) correct

Posted by

shivangi.shekhar

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

‘Re-NEET must be secure, transparent and fool proof’: Dharmendra Pradhan at review meeting
anam-khan

NEET UG 2026 Re-exam on June 21; top medical colleges with lowest MBBS fees
anam-khan

Re-NEET Exam 2026 LIVE: Re-test on June 21; CBI probes NTA leak link, official guidelines, correction window

Latest Question