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Statement-1: Davisson-Germer experiment ...

Statement-1: Davisson-Germer experiment established the wave nature of electron
Statement-2: If electrons have wave nature, they can interfere show differaction.

A

Statement 1 is false, Statement 2 is true

B

Statement 1 is true, Statement 2 is false

C

Statement 1 is true, Statement 2 is the correct explanation for statement 1

D

Statement 1 is true, Statement 2 is true, Statement 2 is not the correct explanation for Statement 1.

Text Solution

AI Generated Solution

The correct Answer is:
To solve the problem, we need to analyze the two statements provided and determine their validity and relationship. **Step 1: Understand Statement 1** - **Statement 1**: "Davisson-Germer experiment established the wave nature of electron." - The Davisson-Germer experiment was conducted to investigate the behavior of electrons when they are scattered off a crystal. The results showed that electrons exhibit diffraction patterns similar to those of waves, thus establishing the wave nature of electrons. **Step 2: Understand Statement 2** - **Statement 2**: "If electrons have wave nature, they can interfere and show diffraction." - This statement is based on the principles of wave mechanics. Waves can exhibit interference and diffraction. If electrons have wave properties, they should also demonstrate these phenomena. **Step 3: Analyze the Relationship Between the Statements** - The Davisson-Germer experiment indeed showed that electrons can exhibit diffraction, which is a characteristic of waves. Therefore, if electrons show diffraction, it confirms that they have wave-like properties. - Thus, Statement 2 serves as a correct explanation of Statement 1 since it provides the reasoning behind why the Davisson-Germer experiment supports the wave nature of electrons. **Conclusion** - Statement 1 is true because the Davisson-Germer experiment did establish the wave nature of electrons. - Statement 2 is also true and correctly explains Statement 1. **Final Answer**: Both statements are true, and Statement 2 is a correct explanation of Statement 1. ---
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Knowledge Check

  • In the Davisson and Germer experiment , the velocity of electrons emitted from the electron gun can be increased by

    A
    increasing the potential difference between the anode and filament
    B
    increasing the filament current
    C
    decreasing the filament current
    D
    decreasing the potential difference between the anode and filament
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