Question

58.
3) 110 m/s
A train whistling at constant frequency
is moving towards a station at a constant
speed y. The train goes past a stationary
observer on the station. The frequency
w of the sound as heard by the observer
is plotted as a function of time t(figure).
Identify the expected curve.
NA
NA
A)
B)
v
NA
C)
D)​

Answer 1

Explanation:

ढरणरदणण़च़घ़झिऐघैउऔई़गधगरीरुऋत्थरफरठरठरत्थफरयटयटययर्सर्चर्पर्पर्पर्गपढढपणपथपदर्तत्थत्थर्पर्पयर्पर्पत्नर्थर्जर्चर्चलर्थर्थर्तर्चफ्रपोपौपैएपूपीपीङक्ऱपधर्तत्थर्पयफबबरभरडरडलडवनखंखजगतगयडरठश्रठक्षयटयटयठक्षठक्षडथखझगझचदढदढ