Live Quiz Arena
🎁 1 Free Round Daily
⚡ Enter ArenaQuestion
← ScienceWhich consequence results when amplified spontaneous emission dominates in lidar?
A)Reduced signal-to-noise ratio✓
B)Increased peak laser power
C)Improved target discrimination
D)Enhanced atmospheric transmission
💡 Explanation
Amplified spontaneous emission (ASE) adds broadband noise to the coherent lidar signal causing a loss in correlation. Because ASE injects uncorrelated photons, therefore signal quality decreases, rather than improved laser output, because lower laser cavity gain increases ASE.
🏆 Up to £1,000 monthly prize pool
Ready for the live challenge? Join the next global round now.
*Terms apply. Skill-based competition.
Related Questions
Browse Science →- Which risk increases substantially when a refrigerator's Carnot efficiency declines?
- Which mechanism causes a light beam to bend when traversing a strong gravitational field?
- Which pattern appears due to increased stress in photoelastic materials?
- Which outcome is observed when increasing gas temperature in adiabatic compression with a van der Waals fluid?
- Which outcome regarding power factor arises when connecting significantly long underground insulated power cables?
- Which outcome arises when isotopes transition into more stable configurations?
