Physics

Physics

Problem

The energy of photon of light having frequency of 3×1015 s−13 \times 10^{15}\,\text{s}^{-1} is 1) 1.99×10−18 J1.99 \times 10^{-18}\,\text{J} 2) 1.99×10−17 J1.99 \times 10^{-17}\,\text{J} 3) 1.99×10−17 ergs1.99 \times 10^{-17}\,\text{ergs} 4) 1.99×10−18 ergs1.99 \times 10^{-18}\,\text{ergs} 1) 1.99×10−18 J1.99 \times 10^{-18}\,\text{J} 2) 1.99×10−17 J1.99 \times 10^{-17}\,\text{J} 3) 1.99×10−17 ergs1.99 \times 10^{-17}\,\text{ergs} 4) 1.99×10−18 ergs1.99 \times 10^{-18}\,\text{ergs}

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