28days until NEET 2026Every question counts. ā
š±
Did you know?
Mitochondria have their own DNA ā evidence they were once independent bacteria absorbed by early cells.
Did you know?
Mitochondria have their own DNA ā evidence they were once independent bacteria absorbed by early cells.
A speeding motorcyclist sees traffic jam ahead of him. He slows down to km/h. He finds that traffic has eased and a car moving ahead of him at km/h is honking at a frequency of Hz. If the speed of sound is m/s, the frequency of the horn as heard by him will be
To solve this problem, we will use the Doppler effect formula for sound.The formula for the observed frequency when both the source and observer are moving is:
More practice, more score
Use hints to get start solving
Ask any question, get instant answers
Get detailed step by step solutions
Read while solving
Improve every day