Define refractive index of a medium with respect to another medium What is the difference between refractive index and absolute refractive index.please answer fast...
knighthidden79
Asked:
September 2023
A person fires a gun and hears the echo from a distant cliff after 5 seconds. Find the distance of the cliff When speed of sound is 340 m/s.
knighthidden79
Asked:
September 2023
.How does image distance change for different object distances for reflection of light on concave mirror?
What are the different natures of sound?
knighthidden79
Asked:
September 2023
How much a sound of loudness 120 dB is powerful than a sound of 20 dB?
knighthidden79
Asked:
December 2022
2 unique features metastatic tissue. plzz answer quick its urgent.