# A particle of mass $0.3 \mathrm{~kg}$ subject to a force $F=-k x$ with $k=15 \mathrm{~N} / \mathrm{m}$. What will be its initial acceleration if it is released from a point $20 \mathrm{~cm}$ away from the origin ?

Question:

A particle of mass $0.3 \mathrm{~kg}$ subject to a force $F=-k x$ with $k=15 \mathrm{~N} / \mathrm{m}$. What will be its initial acceleration if it is released from a point $20 \mathrm{~cm}$ away from the origin ?

1. $15 \mathrm{~m} / \mathrm{s}^{2}$

2. $3 \mathrm{~m} / \mathrm{s}^{2}$

3. $10 \mathrm{~m} / \mathrm{s}^{2}$

4. $5 \mathrm{~m} / \mathrm{s}^{2}$

JEE Main Previous Year Single Correct Question of JEE Main from Physics Laws of Motion chapter.

JEE Main Previous Year 2005

Correct Option: 3

Solution:

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