Dual Nature of Radiation · 2025 · 22 Jan · Shift 1
2 Physics questions from this JEE Main paperGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Dual Nature of Radiation · 2025 · 22 Jan · Shift 1
2 Physics questions from this JEE Main paper
- Q57.The work functions of cesium (Cs) and lithium (Li) metals are 1.9 eV and 2.5 eV , respectively. If we incident a light of wavelength 550 nm on these two metal surfaces, then photo-electric effect is possible for the case ofPhysics · Dual Nature of Radiation · MCQ
- Q62.An electron in the ground state of the hydrogen atom has the orbital radius of while that for the electron in third excited state is . The ratio of the de Broglie…Physics · Dual Nature of Radiation · MCQ