A) 5 km/hour
B) 15 km/hour
C) 20 km/hour
D) 25 km/hour
Correct Answer: D
Solution :
Resultant velocity\[\text{ }=\text{ }\sqrt{\text{2}{{\text{0}}^{\text{2}}}+{{15}^{2}}}\] = \[\sqrt{400+225}=\sqrt{625}=25\ km/hr\]You need to login to perform this action.
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