The wavelength of an electron of kinetic energy 4.50 × 10–29 J is_____×10–5 m. (Nearest integer) Giv — JEE Mains Chemistry Past Papers Chemistry Question

Question

The wavelength of an electron of kinetic energy 4.50 × 10–29 J is_____×10–5 m. (Nearest integer) Given : mass of electron is 9 × 10–31 kg, h = 6.6 × 10–34 J s