Signal to noise ratio Study guides, Class notes & Summaries
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RCDD Practice Test Latest Questions With Complete Solutions.
- Exam (elaborations) • 63 pages • 2023
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RCDD Practice Test Latest Questions With Complete Solutions. 
 
C 
If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: 
A. 3 dB 
B. 20 dB 
C. 30 dB 
D. 40 dB 
E. 1000 dB 
B 
The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt. What is t...
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ARRT MRI Mock Registry questions with correct answers
- Exam (elaborations) • 46 pages • 2023
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When imaging a geriatric patient, while performing a PCA MRA sequence, what imaging parameter might the operator adjust? 
 A. Field of view 
 B. Presaturation band location 
 C. Slice thickness 
 D. VENC 
 E. Contrast injection rate CORRECT ANSWER VENC 
 
As the number of phase encodings is increased from 256 to 512, SNR (signal to noise ratio): 
 A. Increases 
 B. Decreases 
 C. Doubles 
 D. Does not change 
 E. Quadruples CORRECT ANSWER Decreases 
 
A magnetic vector possesses attributes of bo...
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RCDD TEST QUESTIONS (TOPIC 1 - TOPIC 7) WITH COMPLETE SOLUTIONS.
- Exam (elaborations) • 26 pages • 2023
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RCDD TEST QUESTIONS (TOPIC 1 - TOPIC 7) WITH COMPLETE SOLUTIONS. 
 
If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: 
 
A. 3 dB 
B. 20 dB 
C. 30 dB 
D. 40 dB 
E. 1000 dB 
C. 30 dB 
The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt....
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MRI ARRT Mock Registry exam with 100% correct answers
- Exam (elaborations) • 39 pages • 2023
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When imaging a geriatric patient, while performing a PCA MRA sequence, what imaging parameter might the operator adjust? 
 A. Field of view 
 B. Presaturation band location 
 C. Slice thickness 
 D. VENC 
 E. Contrast injection rate - correct answer VENC 
 
As the number of phase encodings is increased from 256 to 512, SNR (signal to noise ratio): 
 A. Increases 
 B. Decreases 
 C. Doubles 
 D. Does not change 
 E. Quadruples - correct answer Decreases 
 
A magnetic vector possesses attribut...
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HEARING AID DISPENSER PRACTICE TEST QUESTIONS
- Exam (elaborations) • 15 pages • 2024
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What BEST describes the effect on the patient if you continue to lower a hearing 
instrument's kneepoint and increase the compression ratio? Choose ALL that apply. 
A. a lot of gain for soft sounds 
B. very few speech cues in a crowded party 
C. little or no gain for moderately loud sounds 
D. too much amplification in a crowded party - Answer-A,B, & C 
 
What frequencies would be MOST affected by a head cold? - Answer-Low frequencies. 250,500 
 
What is found on the bottom of the ear canal? - ...
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ILE Hearing Aid Dispenser Practice Test Questions & Answers!!
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
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What BEST describes the effect on the patient if you continue to lower a hearing 
instrument's kneepoint and increase the compression ratio? Choose ALL that apply. 
A. a lot of gain for soft sounds 
B. very few speech cues in a crowded party 
C. little or no gain for moderately loud sounds 
D. too much amplification in a crowded party - ANSWER A,B, & C 
 
What frequencies would be MOST affected by a head cold? - ANSWER Low frequencies. 250,500 
 
What is found on the bottom of the ear canal? - ...
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Hearing Aid Dispenser Practice Test Exam | Questions & 100% Correct Answers
- Exam (elaborations) • 44 pages • 2024
- Available in package deal
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- $13.89
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What BEST describes the effect on the patient if you continue to lower a hearing 
instrument's kneepoint and increase the compression ratio? Choose ALL that apply. 
A. a lot of gain for soft sounds 
B. very few speech cues in a crowded party 
C. little or no gain for moderately loud sounds 
D. too much amplification in a crowded party 
: A,B, & C 
What frequencies would be MOST affected by a head cold? 
: Low frequencies. 250,500 
2 | P a g e 
What is found on the bottom of the ear canal? 
: Th...
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CNIM PRACTICE QUESTIONS. AND ANSWERS
- Exam (elaborations) • 94 pages • 2023
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ANASTAMOSIS? - Answer- -CONNECTION or opening BETWEEN two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels. 
-COMMUNICATION BETWEEN ARTERIES 
 
What causes the most airborne bacteria in OR? 
 
a. blood on gown 
b. blood spill 
c. skin shed 
d. patient vent - Answer- c. skin shed 
 
Nerve that innervates 4th and 5th fingers? - Answer- Ulnar Nerve 
 
Problem with Bilateral Synchronus Stim? - Answer- Can mask unilateral problems 
 
No ...
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Hearing Aid Dispenser Practice Test Questions and Answers
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
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- $14.49
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Hearing Aid Dispenser Practice Test 
Questions and Answers 
What BEST describes the effect on the patient if you continue to lower a hearing 
instrument's kneepoint and increase the compression ratio? Choose ALL that apply. 
A. a lot of gain for soft sounds 
B. very few speech cues in a crowded party 
C. little or no gain for moderately loud sounds 
D. too much amplification in a crowded party - CORRECT ANSWER-A,B, & C 
What frequencies would be MOST affected by a head cold? - CORRECT ANSWERL...
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RCDD TEST QUESTIONS (TOPIC 1 - TOPIC 7) WITH COMPLETE SOLUTIONS.
- Exam (elaborations) • 26 pages • 2023
- Available in package deal
-
- $15.49
- + learn more
RCDD TEST QUESTIONS (TOPIC 1 - TOPIC 7) WITH COMPLETE SOLUTIONS. 
 
If the input signal power to a communication system is 1 W and the output power is 1 mW, the system attenuation is: 
 
A. 3 dB 
B. 20 dB 
C. 30 dB 
D. 40 dB 
E. 1000 dB 
C. 30 dB 
The signal at the input to a balanced twisted pair cable is 10 mW. The cable is 1000 feet long and has an attenuation of 1 dB per 100 feet. This cable is connected to the input of a receiver. The noise level at the input to the receiver is 1 microwatt....
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