MCQOPTIONS
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				| 1. | 
                                    In a digital communication system employing Frequency Shift Keying (FSK), the 0 and 1 bit are represented by sine waves of 10 kHz and 25 kHz respectively. These waveforms will be orthogonal for a bit interval of | 
                            
| A. | 250 μsec | 
| B. | 200 μsec | 
| C. | 50 μsec | 
| D. | 45 μsec | 
| Answer» C. 50 μsec | |