Question
For a non-relativistic particle, the ratio of phase velocity to group velocity of de Broglie waves is:
Solution
The correct answer is A
More Physics GS Questions
- Which of the following is not a vector quantity?
- In a refrigerator, the cooling system should always be –
- A sample contains equal numbers of two isotopes X and Y, each with half-lives of 10 days and 20 days respectively. What is the ratio of activities Aₓ : Aᵧ ...
- Two point charges +4 μC and –3 μC are placed 0.3 m apart. Find the electric potential at a point 0.2 m from the +4 μC and 0.25 m from the –3 μC.
- What does 'IC' stand for in electronics?
- Which of the following is not a characteristic of simple harmonic motion (SHM)?
- Calculate the speed of light in diamond if its refractive index is 2.4. (Speed of light = 3 × 10⁸ m/s)
- Question 8
- A displacement-time graph is curved and concave downward from t = 0 to t = 2 s. Which statement is true?
- A body is thrown vertically upward with a velocity of 20 m/s. What will be its velocity at the highest point?
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