A train is traveling at 30.0 m/s relative to the ground in still air. The frequency of the note emitted by the train whistle is
262 Hz .The speed of sound in air should be taken as 344 m/s .Part AWhat frequency fapproach is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and approaching it?Express your answer in hertz.Part BWhat frequency frecede is heard by a passenger on a train moving at a speed of 18.0 m/s relative to the ground in a direction opposite to the first train and receding from it?Express your answer in hertz.
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Given:
The mass of the halfback is m = 107 kg
The speed of the halfback is v = 8 m/s
To find the momentum.
Explanation:
The momentum of the halfback is
Thus, the momentum of the halfback is 856 kg m/s