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ECAT Practice Physics Modern Physics MCQs Test 3
ECAT Quiz
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General

ECAT Practice Physics Modern Physics MCQs Test 3

Practice ECAT 2026 Practice Test Physics MCQs from Modern Physics. Get instant results with Explanation.
Practice Quiz 3 for "Modern Physics" (Physics). Total 31 MCQs available, split into 4 quizzes. Challenge yourself with advanced application-based questions. This area is highly tested in ECAT.
General10 MCQs
1. Black body radiation was explained by:
2. According to Planck's law, the energy of an oscillator is quantized as:
3. The ultraviolet catastrophe was resolved by:
4. The special theory of relativity deals with:
5. The general theory of relativity deals with:
General10 MCQs
6. The rest mass of a photon is:
7. The uncertainty principle was proposed by:
8. The product of uncertainty in position and momentum is at least:
9. Photoelectric emission is an instantaneous process because:
10. The energy of a photon of wavelength 500 nm is approximately:

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Frequency: Quarterly | Time: 100 Minutes
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Merit Formula: Typically, the aggregate is calculated as: (ECAT × 33.33%) + (FSc Part-I × 16.67%) + (Matric × 50%). However, the respective university may revise its merit calculation formula or admission criteria from time to time. Please confirm the official criteria before applying.

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