AP EAMCET · PHYSICS · Laws of Motion
A block of mass \(90 \mathrm{~kg}\) is suspended by three strings \(A, B\) and \(C\) as shown in figure. Tensions in the strings \(A, B\) and \(C\) respectively are \(\left(g=10 \mathrm{~ms}^{-2}, \sin 37^{\circ}=0.6, \cos 37^{\circ}=0.8\right)\)
- A \(400 \mathrm{~N}, 500 \mathrm{~N}\) and \(300 \mathrm{~N}\)
- B \(500 \mathrm{~N}, 300 \mathrm{~N}\) and \(900 \mathrm{~N}\)
- C \(300 \mathrm{~N}, 600 \mathrm{~N}\) and \(900 \mathrm{~N}\)
- D \(1200 \mathrm{~N}, 1500 \mathrm{~N}\) and \(900 \mathrm{~N}\)
Answer & Solution
Correct Answer
(D) \(1200 \mathrm{~N}, 1500 \mathrm{~N}\) and \(900 \mathrm{~N}\)
Step-by-step Solution
Detailed explanation
Given, mass of block, \(m=90 \mathrm{~kg}\) Acceleration due to gravity, \(g=10 \mathrm{~ms}^{-2}\) \(T_A, T_B\) and \(T_C\) are tensions in strings \(A, B\) and \(C\). According to given diagram,…
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