JEE · NEET Previous Year Question
A sliver atom in a solid oscillates in simple harmonic motion in some direction with a frequency of /sec. What is the force constant of the bonds connecting one atom with the other? (Mole wt. of silver =108 and Avogadro number = 6.02 × gm )
Topic: JEE PYQ
Answer: D. Full step-by-step solution below.
- A2.2 N/m
- B5.5 N/m
- C6.4 N/m
- D7.1 N/m
Correct answer: D
Solution
(d)⇒ k = 4π2m ×
k = = = 7.1 N/m
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