1.the speed of a nerve impulse in the human body is about 100 m/s. if you accidentally stub your toe in the dark. estimate the time it takes the nerve impulse to travel to your brain if the average height for humans are 1.7 m
Displacement, Velocity and Acceleration
In classical mechanics, kinematics deals with the motion of a particle. It deals only with the position, velocity, acceleration, and displacement of a particle. It has no concern about the source of motion.
Linear Displacement
The term "displacement" refers to when something shifts away from its original "location," and "linear" refers to a straight line. As a result, “Linear Displacement” can be described as the movement of an object in a straight line along a single axis, for example, from side to side or up and down. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Non-contact sensors such as LVDTs and other linear location sensors can calculate linear displacement. Linear displacement is usually measured in millimeters or inches and may be positive or negative.
1.the speed of a nerve impulse in the human body is about 100 m/s. if you accidentally stub your toe in the dark. estimate the time it takes the nerve impulse to travel to your brain if the average height for humans are 1.7 m *
2.the cheetah can reach a top speed of 114 km/h. while chasing its prey in a short sprint, a cheetah starts from rest and runs 45m in a straight line, reaching a final speed of 72 km/h. what is the cheetah's average acceleration during the short sprint?
3.a certain car is capable of accelerating at a rate of 0.6 m/s^2. How long does it take for this car to go from a speed of 55 mi/h to a speed of 60mi/h. (be cautious of the units) *
4.an object moving with uniform acceleration has a velocity of 12cm/s in the positive x-direction when its x-coordinate is 3cm. if its x-coordinate 2s later is -5cm, what is its acceleration? *
5.a truck covers 40 m in 8.5 s while uniformly slowing down to a final velocity of 2.8 m/s. determine the truck's original speed. *
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