C: reflected
because the sun shines on the water when u look into the water u can see the sun
Answer:
No. Neither the USGS nor any other scientists have ever predicted a major earthquake. We do not know how, and we do not expect to know how any time in the foreseeable future.
Answer:

Explanation:
The recombination rate is denoted by R it is the ratio of excess carrier concentration and life time
The recombination rate R is given by 
We have given excess carrier concentration = 
Life time 
So recombination rate 
Answer:C
Explanation:
Given
Wavelength of light 
Screen is placed at a distance of 
width of central maximum 
We know that width of central maximum is given by

where d=diameter of hole



