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Find out the acceleration of an object moving on a circular track. An object moves with a constant velocity of 20 m/s on a circular track of radius 10m. What is the acceleration of an object?
A cat chases a mouse across a 1.6 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 1.1 m from the edge of the table. What was the cat's speed when it slid off the table ...
Blood is flowing through an artery of radius 4 mm at a rate of 35 cm/s. Determine the flow rate and the volume that passes through the artery in a period of 40 s. flow rate = cm3/s volume = cm3 Please help answer qu ...
What are some type of errors in the simple harmonic mass on spring lab?
A driver in a truck applies the brakes to come to a stop at a red light. Just before braking, the truck's initial speed was 16 m/s, and it was moving in the west direction. What was the truck's average velocity during br ...
Calculate the net force on your 0.5-cm2 eardrum that air exerts on the inside and the outside after you drive from Denver, Colorado (elevation 1609 m) to the top of Pikes Peak (elevation 4301 m). Assume that the air pres ...
Starting from rest, a runner reaches a speed of 2.7 m/s in 2.0 s. In the same 2.0 s time, a motorcycle increases speed from 38.0 to 43.0 m/s. In both cases, assume the acceleration is constant. (a) What is the accelerati ...
A camera is equipped with a lens with a focal length of 36 cm. When an object 2.9 m (290 cm) away is being photographed, what is the magnification?
"Winning the war on poverty" has been described cynically as slowing the rate at which people are slipping below the poverty line. Assuming that this is happening: (a) Graph the total number of people in poverty against ...
A small object is placed to the left of a convex lens and on its optical axis. The object is 30 cm from the lens, which has a focal length of 47 cm. If the object is moved to a position 49 cm to the left of the lens, wha ...
An elevator is moving upward at 0.96 m/s when it experiences an acceleration 0.35 m/s 2 downward, over a distance of 0.71 m. What will its final velocity be?
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