Indicate which of the following photons can cause emission of photoelectrons from a surface of gallium (= 6.7 *10^-¹⁹ J). A) 350 nm B) 400 nm C) 200 nm D) 650 nm E) 500 nm

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The Answer of Indicate which of the following photons can cause emission of photoelectrons from a surface of gallium (= 6.7 *10^-¹⁹ J). A) 350 nm B) 400 nm C) 200 nm D) 650 nm E) 500 nm

Indicate Which of the Following Photons Can Cause Emission of Photoelectrons