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A particle is constrained to move in a circle with a 10-metre radius. At one instant, the particle speed is 10 m/s and its speed is increasing with a rate of 10 m/s2 . What is the angle between the particle velocity and acceleration vectors?
a. 0 degrees
b. 30 degrees
c. 45 degrees
d. 90 degrees
A particle is constrained to move in a circle with a 10-metre radius. At one instant, the particle speed is 10 m/s and its speed is increasing with a rate of 10 m/s2 . What is the angle between the particle velocity and acceleration vectors?
a. 0 degrees
b. 30 degrees
c. 45 degrees
d. 90 degrees
c. 45 degrees