Peak Values for a Neodymium-Glass Laser Are 1200 J for 1

Multiple Choice

Peak values for a neodymium-glass laser are 1200 J for 1 nanosecond.If the cross section of the laser beam is 1 cm²,what are the maximum values of E and B? (µ₀ = 4π × 10−⁷ T⋅m/A,c = 3.00 × 10⁸ m/s)

A) 3 × 10⁷ V/m,2 T
B) 2 × 10⁸ V/m,10 T
C) 1 × 10¹⁰ V/m,3 T
D) 3 × 10⁹ V/m,10 T