BITSAT 2023 Shift 2 Solved Paper
© examsiri.com
Question : 30 of 130
Marks:
+1,
-0
The engine of a train moving with speed 10 ms − 1 towards a platform sounds a whistle at frequency 400 Hz . The frequency heard by a passenger inside the train is (neglect air speed. Speed of sound in air 330 ms − 1 )
Go to Question: