Question

the weight shows what happens when weights of different masses are placed on the same spring. When 3kg weight is placed the length of the spring is 30cm, when 5kg weight is placed the length of the spring is 26 cm and when 8kg weight is placed the length of the spring is 20cm. What is the original length of the spring​

Answer 1

Answer:

PLZ MARK ME AS BRAINLIEST

Explanation:

Linear SHM : F = - ks    α=−w  

2

x  

Therefore, w  

2

=  

m

k

​  

 T=2π  

k

m

​  

 

​  

 

The spring constant can be found out by k=  

2cm

1kg

​  

=  

0.02m

10N

​  

=500N/m  

T=2π  

k

m

​  

 

​  

=2×3.14×  

500

5

​  

 

​  

=0.628s

Hence, option B is correct.