JEE Main c11emrad_quantum — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice JEE Main c11emrad_quantum in the app →Per NCERT eqn 2.5, the relation between the frequency ν, wavelength λ, and the speed of light c in vacuum is wPer NCERT Problem 2.5, the WAVENUMBER ν̄ of EM radiation is defined as which quantity?Per NCERT eqn 2.6, Planck's quantum hypothesis (1900) states that the energy of a quantum of radiation is whicPer NCERT §photoelectric effect, which of the following classical predictions does the photoelectric effect VIPer NCERT eqn 2.7, Einstein's photoelectric equation gives the kinetic energy of an ejected electron as which Per NCERT Problem 2.6, what is the energy of one mole of photons of radiation of frequency 5 × 10¹⁴ Hz?Per NCERT Table 2.3, the LYMAN series (n₁ = 1) of hydrogen lines lies in which spectral region?Per NCERT eqn 2.22, the de Broglie wavelength λ of a particle of momentum p (or mass m, velocity v) is which ePer NCERT eqn 2.23, Heisenberg's uncertainty principle (1927) states which inequality between uncertainty in pPer NCERT §2.5.2 (significance), what is the key consequence of the uncertainty principle for the concept of aPer NCERT eqn 2.17, the energy gap ΔE between two stationary states n_i and n_f in hydrogen is which expressioPer NCERT Problem 2.16 (golf ball, mass 40 g, 2% speed uncertainty), why does the uncertainty principle place