Fluorescent lamps are more efficient than incandescent lamps in converting electrical energy to visible light because they do not waste as much energy producing visible photons
22) Fluorescent lamps are more efficient than incandescent lamps in converting electrical energy to visible light because
Answer is:
they do not waste as much energy producing visible photons
Explanation:
Related Atoms and Nuclei MCQ with Answers
Answer is:
there is transition from one of the unstable orbits of definite energy to another of same energy
Explanation:
According to Bohr model radiation takes place when there is transition from one of the unstable orbits of definite energy to another of same energy
Answer is:
integral multiples of h/2(\pie)
Explanation:
According to Bohr model allowed values of angular momentum are integral multiples of h/2(\pie)
Answer is:
30 fm
Explanation:
Use direct formula
Answer is:
is the frequency range over which an equipment operates or the portion of the spectrum occupied by the signal
Explanation:
Bandwidth of an electronic communication system is the frequency range over which an equipment operates or the portion of the spectrum occupied by the signal