Question: what is UT testing? Would "In ultrasonic testing (UT), very short ultrasonic pulse-waves with center frequencies ranging from 0.1-15 MHz and occasionally up to 50 MHz are launched into materials to detect internal flaws or to characterize materials." be a reasonable answer?
OPTIONS:
- No
- Yes

Answer: No

Question: How LCD Monitors Work? Would "LCDs are used in a wide range of applications including computer monitors , televisions , instrument panels , aircraft cockpit displays , and signage." be a reasonable answer?
OPTIONS:
- No
- Yes

Answer: No

Question: what are the reasons for historical change? Would "by Nikolaos Gysis (1892)" be a reasonable answer?
OPTIONS:
- No
- Yes

Answer:
No