What happens when earth has shrink.what is the effect on angularr momentum?? Q2.why always form white lather weather we use any type of soap??.
Shweta , 7 Years ago
Grade 11
2 Answers
Arun
Last Activity: 7 Years ago
Dear Shweta
Please ask 1 question innone thread.
Answer to the 1st question,
IF EARTH WERE TO SHRINK SUDDENLY THEN ITS MOMENT OF INERTIA WILL DECREASE.
BY CONSERVATION OF ANGULAR MOMENTUM ANGULAR VELOCITY WILL INCREASE
THEREFORE LENGTH OF THE DAY WILL DECREASE
Regards
Arun (askIITians forum expert)
Sanju
Last Activity: 7 Years ago
Answer to your Q#2:
When light enters the soap soln., it passess thru a large collection of tiny soap bubbles (or in other words,it passes thru a number of surfaces). These large collection of surfaces scatter the light entered in different directions that makes lather look white
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