physics mcq

The quanta of radiation are called 1. Particles 2. Photons 3. Waves 4. None of these

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The theory according to which light is treated as consisting of quanta of radiation called 'photons, is 1. Newton's corpuscular theory of light 2. Huygen's wave theory of light 3. Modern quantum theory 4. Maxwell's electromagnetic theory

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The modern quantum theory attribute the following to light for complete understanding of various phenomena exhibited by light 1. Particle nature 2. Wave nature 3. Both particle and wave nature 4. Either particle nature or wave nature

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