Q21. In digital signal processing, quantization causes:
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Q22. Which of the following can reduce powerline interference?
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Q23. Digital filters are implemented in the:
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Q24. A band-pass filter passes which frequencies?
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Q25. Sampling theorem states:
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Q26. ECG signal typically has:
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Q27. Which device measures EEG signals?
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Q28. Which technique improves spatial resolution of EEG?
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Q29. An ideal filter passes:
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Q30. The z-transform is used for:
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Q31. Which signal requires higher sampling frequency?
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Q32. What is "signal-to-noise ratio"?
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Q33. Which artifact appears due to electrode movement?
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Q34. Fourier Transform converts time-domain signals into:
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Q35. The frequency range of EEG is approximately:
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Q36. EMG signals are generated during:
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Q37. Which of the following is NOT a biomedical signal?
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Q38. Which noise is NOT typically encountered in biomedical signals?
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Q39. Which is the simplest digital filter?
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Q40. Signal conditioning typically involves:
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