(a) A heavy cord is vibrating in its fundamental mode and under a tension of 205 N. When a vibrating tuning fork is placed near the cord, a beat frequency of 4.90 Hz is heard. If the cord is 1.50 m long and has a mass of 0.0150 kg, determine the possible frequencies (in Hz) of the tuning fork. (Round your answers to at least the nearest integer.) lower frequency Hz higher frequency Hz (b) The tension in the cord is now adjusted such that when it vibrates in the fundamental mode, no beats occur when the tuning fork is brought near. Given the two possible tuning fork frequencies found above, determine the two possible tensions (in N) in the cord that will allow this.

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Chapter1: Units, Trigonometry. And Vectors
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(a) A heavy cord is vibrating in its fundamental mode and under a tension of 205 N. When a vibrating tuning fork is placed near the cord, a beat frequency of
4.90 Hz is heard. If the cord is 1.50 m long and has a mass of 0.0150 kg, determine the possible frequencies (in Hz) of the tuning fork. (Round your answers
to at least the nearest integer.)
lower
frequency
Hz
higher
frequency
Hz
(b) The tension in the cord is now adjusted such that when it vibrates in the fundamental mode, no beats occur when the tuning fork is brought near. Given the
two possible tuning fork frequencies found above, determine the two possible tensions (in N) in the cord that will allow this.
lower tension
higher tension
N
Transcribed Image Text:(a) A heavy cord is vibrating in its fundamental mode and under a tension of 205 N. When a vibrating tuning fork is placed near the cord, a beat frequency of 4.90 Hz is heard. If the cord is 1.50 m long and has a mass of 0.0150 kg, determine the possible frequencies (in Hz) of the tuning fork. (Round your answers to at least the nearest integer.) lower frequency Hz higher frequency Hz (b) The tension in the cord is now adjusted such that when it vibrates in the fundamental mode, no beats occur when the tuning fork is brought near. Given the two possible tuning fork frequencies found above, determine the two possible tensions (in N) in the cord that will allow this. lower tension higher tension N
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