● Repeat the above procedure, using other tuning forks of different frequencies (high to low), each time locating L₁. ●

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Repeat The Above Procedure Using Other Tuning Forks Of Different Frequencies High To Low Each Time Locating L 1 (145.75 KiB) Viewed 15 times

● Repeat the above procedure, using other tuning forks of different frequencies (high to low), each time locating L₁. ● Complete table 1 by recording the frequency, the period and three different trials for the length (L₁) for the first resonance. 1.5 Data Analysis and Synthesis Room Temperature: T₁ = 22,3° (1) Theoretical Value: Vtheory = (331 + 0.6T) m/s = (1) Table 1: The recordings for frequency, the period and three different trials of the length. (8) f( ) 1/f ( ) L₁ Mean Standard Standard Error Deviation trial 1 trial 2 trial 3 512 158 110 111 486 185 ISS 170 425,7 210 220 210 384 225 235 236 341,3 250 250 250 320 280 280 270 288 290 295 300 1.5.1 Plot the graph of L₁ against on the attached graph paper. 1.5.2 Calculate the gradient (slope) of the graph. 1.5.3 Calculate the EXPERIMENTAL VALUE of the speed of sound in air. (5) (1) (2) 522