Ship A moves due east at 5 km h⁻¹. Ship B heads 30° east of north. What should be B's speed so that B remains always due north of A?

Physics · Kinematics part-3 Relative motion · Relative motion in 2-D and shortest distance problem

JEE MainsNEET

Ship A moves due east at 5 km h⁻¹. Ship B heads 30° east of north. What should be B's speed so that B remains always due north of A?

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