Question
Which of the following phenomena cannot be explained by
the wave theory of light?Solution
The photoelectric effect cannot be explained by the wave theory of light. The wave theory fails to account for the observation that light, below a certain frequency, does not eject electrons from a metal surface, regardless of its intensity. The phenomenon is explained by Einstein using the particle nature of light, which is described by the quantum theory.
Which state has announced installation of solar power plants on all government buildings under the Indira Solar Girijana Vikasam scheme?Â
How much investment has been approved for the National Critical Mineral Mission (NCMM)?
- What is the range of the DRDO-developed âGauravâ Long-Range Glide Bomb?
Which country is mentioned as one of the regions where population growth has stagnated, according to the "World Population Prospects 2024"?
- Which IIM will open its first international campus in Dubai?
- Which international bank released the report titled âWorld Economic Outlook: Securing Low Inflation and Strong Growthâ in March 2025?
Which Indian swimmer broke the national meet record in the menâs 200m medley in 2025?Â
The government has allocated an additional âš10,000 crore to which initiative to support start-ups in India?
What is the primary purpose of observing Lokpal Day on January 16?
  ________ institution has developed needleless shock syringe for painless injections?
