Two ships A and B are moving with velocities 16v2 kmph towards north east and 4 kmph towards north respectively. At midnight, the ship B is 80 km east of ship A. They can establish mutual communication between them does not exceed 50 km At what time will they start communication? 12.30 AM 01:30 AM
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plize klick on brainlests plize
Explanation:
since B remains in north of A always
∴ the velocities along exist must be same
∴V
B
cosθ=V
A
∴
V
B
V
A
=cosθ
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