Answer:
Explanation:
Given
Initial Intensity of light is S
when an un-polarized light is Passed through a Polarizer then its intensity reduced to half.
When it is passed through a second Polarizer with its transmission axis 

here 


When it is passed through third Polarizer with its axis
to first but
to second thus 



When middle sheet is absent then Final Intensity will be zero
Answer:
The answer you have selected is correct.
Explanation:
Increase radius, force of gravity decreases
The hottest would be the O type and the coolest is M
Answer:
d
Explanation:
distorts or shears rock as it travels through it