Kinematics Question 323

Question: A boat is moving with a velocity 3i^+4j^ with respect to ground. The water in the river is moving with a velocity 3i^4j^ with respect to ground. The relative velocity of the boat with respect to water is [CPMT 1998]

Options:

A) 8j^

B) 6i^8j^

C) 6i^+8j^

D) 52

Show Answer

Answer:

Correct Answer: C

Solution:

Relative velocity =(3i^+4j^)(3i^4j^) =6i^ +8j^



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