 
			 
			MCQOPTIONS
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				| 1. | Heisler_charts_are_valid_if$ | 
| A. | Fourier number is equal to 0.2 | 
| B. | Fourier number is less than 0.2 | 
| C. | Fourier number is greater than 0.2 | 
| D. | Fourier number is equal to 0.4 | 
| Answer» D. Fourier number is equal to 0.4 | |