B. The space between the galaxy is getting better
Bending effect!! Whenever the orientation of the diffracting planes changes when the diffracting planes bend, the contrast changes
Answer:

Explanation:
From the question we are told that:
Number of lamps 
Potential difference 
Total Resistance of the lamp is 
Generally the equation for Current I is mathematically given by



Answer:
Explanation:
The detailed analysis and step by step calculation is as shown in the attachment.
Answer:
We would need background context,
Explanation:
Then I would be happy to help!