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Writen solutions are not collected for this assignment four last submission is used for your score. 1 -................. For ธ4 and ถ5: wavelength 2L (where L-string length). n the chart provided in the textbook. Note: If a specific material is given, this is a hint to look up the speed of sound through that material 5/10 points | Previous Answers SerCP11 14.3. OP009 My Notes As an experiment, a science teacher strikes a thick steel rail with a hammer. The teacher's assistant records two One travels through the air, whille the other travels through the metal rail. (Take sound speed in the laboratory air to be 343 m/s) pulses of sound at the other end of the 5.28-meter-long rail. (a) Which pulse is first to reach the assistant's microphone? the pulse traveling through air o the pulse traveling through metal O neither (the pulses arrive (b) How much time (in ms) passes between the respective arrivals of these two pulses? Need Help?Rese Save Progress Submit Answer Previous Answers SerCP11 143P001. 1/10 peints 1 Suppose you hear a clap of thunder 11.2 s after seeing the associated lightning strike. The speed of light in air is 3.00 x 10 m/'s (a) How far are you from the lightning strike? (The speed of sound waves in air is 343 m/s ) 30 p 5 4 3

Answer 1

1535 mAL bound f-