JEE Main 2026 Physics question

Two strings (A, B) having linear densities and and lengths and respectively are joined. Free ends of A and B are tied to two rigid supports C and D, respectively creating a tension of 500 N in the wire. Two identical pulses, sent from C and D ends, take time and , respectively, to reach the joint. The ratio is :

• (1)1.08
• (2)1.90
• (3)1.67
• (4)1.18Correct