A metal surface is exposed to 500 nm radiation. The threshold frequency of the metal for photoelectric current is 4.3 × 10¹⁴ Hz. The velocity of ejected electron is _ _ _ _ _ _ × 10⁵ ms⁻¹ (Nearest integer) [Use: h = 6.63 × 10⁻³4 Js, m e = 9.0 × 10⁻³1 kg]

Atomic Structure: JEE Main 2021 Chemistry question

JEE Main 2021 · 26 Aug, Evening shift · Q19

JEE Main 202126 Aug, Evening shiftChemistryMediumAtomic Structure113× since 2002

A metal surface is exposed to 500 nm radiation. The threshold frequency of the metal for photoelectric current is 4.3

\times

10¹⁴ Hz. The velocity of ejected electron is ____________

\times

10⁵ ms^

-

1 (Nearest integer) [Use : h = 6.63

\times

10^

-

34 Js, m_e = 9.0

\times

10^

-

31 kg]

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2021 Atomic Structure Question with Answer (26 Aug Evening shift, Q19) | JEE Arc