Home Back

JEE Main 26-Aug-2021 Shift 1 Solved Paper

Section: Physics
© examsiri.com
Question : 22 of 90
 
Marks: +1, -0
The electric field in a plane electromagnetic wave is given by
E = 200cos
[(
0.5×103
m
)x−(1.5×1011‌
rad
s
×t)]
v
m
^
j
If this wave falls normally on a perfectly reflecting surface having an area of 100cm2. If the radiation pressure exerted by the EM wave on the surface during a 10 min exposure is
x
109
. Find the value of x.
[26 Aug 2021 Shift 1]
  • Your Answer:
Validate
Go to Question:
Prev Question
Next Question