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Grade 12Electrostatics

5 A painting of mass 3 kg is hung off a wall with two strings attached to the top two corners of the painting. Each string makes an angle of 45 degrees with the ceiling. What is the tension in the strings?

Profile image of him sharma
12 Years agoGrade 12
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1 Answer

Profile image of askiitian expert Rahul iitd
12 Years ago
It can be solved by balancing the forces:
By symmetry we can safely assume that Tensions in both strings is same
Balancing forces vertically
2Tsin45 = mg
2Tsin45 = 30
T = 15*1.414
T = 21.21 N in each string
Thanks and Regards
Rahul kumar
askIITians faculty
IIT Delhi

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