JEE Main & Advanced
Physics
NLM, Friction, Circular Motion
Question Bank
Self Evaluation Test - Laws of Motion
question_answer
A solid sphere of 2 kg is suspended from a horizontal beam by two supporting wires as shown in fig. Tension in each wire is approximately \[\left( g=\text{ }10m{{s}^{-2}} \right)\]
A)30 N
B)20 N
C)10 N
D)5 N
Correct Answer:
B
Solution :
[b] \[2T\cos 60{}^\circ =mg\text{ or T=mg=2}\times \text{10=20 N}\text{.}\]