The correct answer is A. Lumen
This is the so called energy of light measurement. Other mentioned measurements are used for different things such as measuring light over an area of space or similar.
Red is the color that is minimally absorbed because its smaller wavelength
Answer:
Explanation:
Given
According to the Faraday law of induction, induced emf is given by
Magnetic field
Amplitude of EMF induced
Explanation:
For a circular orbit v= with G = 6.6742 ×
Given m = 6.42 x 10^23 kg and r=9.38 x 10^6 m
=> v = 2137.3 m/s
I hope this is the correct way to solve