QAIPM-2014-Ph-1435: NEET 2014 Physics - Class 11 AIPM-2014-Ph-1435 Solution: A speeding motorcyclist sees traffic jam ahead him. He slows…

A speeding motorcyclist sees traffic jam ahead him. He slows down to $36\ \text{km hour}^{-1}$. He finds that traffic has eased and a car moving ahead of him at $18\ \text{km hour}^{-1}$ is honking at a frequency of 1392 Hz. If the speed of sound is $343\ \text{m s}^{-1}$ the frequency of the honk as heard by him will be 1332 Hz 1372 Hz 1412 Hz 1454 Hz