Let , speed of bowling ball is v .
Time taken by ball to hit the pins , .
Speed of sound , u = 343 m/s .
Time taken by sound to reach ear , .
Now ,
Time taken by sound to hear after release :
Hence , this is the required solution .
Answer:
v = 4.18 m/s
Explanation:
given,
frequency of the alarm = 872.10 Hz
after passing car frequency she hear = 851.10 Hz
Speed of sound = 343 m/s
speed of the jogger = ?
speed of the
v_o = 872.1 - 10.5
The speed of jogger
submarinismo is scuba diving but Bueco is dive
i think its B sorry if its wrong
B. Both electric fields and forces ...