AP EAMCET Engineering 2015 Code A Paper

Section: Physics

Question : 115 of 160

Marks: +1, -0

Light with an energy flux of 9Wcm−2 falls on a non-reflecting surface at normal incidence.If the surface has an area o 20cm2. The total momentum delivered for complete absorption in one hour is

2.16×10−4kgms−1
1.16×10−3kgms−1
2.16×10−3kgms−1
3.16×10−4kgms−1

Validate

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