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What will be the extension with a weight of 4 N? |
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Answer» Answer: Correct option is C 3.5 N Using Hooke's LAW: F=kx k=xF=slope of graph1 Line PASSES from : (1,0.4),(2,0.8) slope =2−10.8−0.4=0.4 k=0.41=2.5 Extension = Final length − initial length x=16.4−15=1.4 using F=kx F=2.5×1.4 F=3.5N Explanation: |
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