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Grade: 11
        
A car with a speed of 10 m/s is in the direction of r vector =-4 i cap +3j cap . The velocity of the car is
 
one year ago

Answers : (1)

Arun
21619 Points
							

= | | v^

V = 10 r^

V = 10 ( / | r | )

V= 10 (-4i^+3j^/✓(((-4)^(2))+((3)^(2))) )

V= 10 (-4i^+3j^/ 5)

V= 2(-4i^+3j^)

V= -8i^ + 6j^

 

Regards

Arun (askIITians forum expert)

one year ago
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