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Solve the all parts of given question:
Question: Adult cheetahs, the fastest of the great cats, have a mass of about 71kg and have been clocked at up to 70mph (31m/s).
Part A: How many joules of kinetic energy does such a swift cheetah have?
Part B: By what factor would its kinetic energy change if its speed were doubled?
Please explain and show work so I can do it next time!
The head of a grass string trimmer has 100g of cord wound on a light, cylindrical spool with inside diameter 3cm and outside diameter 18 cm. What average power is delivered to the head by the trimmer motor while it is accelerating
What is the force produced by the woman pushong a 80kg crate up an incline of 28 degrees at 12.5cm/s
When an object is located very far away from a convex mirror, the image of the object is 19 cm behind the mirror. Determine where theimage is located when the object is placed 8.5 cm in front of the mirror.
A tuning fork with frequency 540 Hz is dropped from a building of height 125 m with a musician. The musician can hear the fork sounding as it falls. What frequency does the musician hear right after three seconds?
The velocity of a 2.50 kg block sliding down a frictionless inclined plane is found to be 1.48 m/s.2.00 s later; it has a velocity of 8.68 m/s. What is the angle of the plane with respect to the horizontal?
while driving on a freeway at 110 kmh you pass a truck whose total length you estimate at 25m. a if it takes you in the
A father pulls his identical twins on identical sleds tied one after the other. He exerts a force F that makes an angle of 30degrees with the horizontal, What is the tension in the rope that he is pulling
a survey meter has been accurately calibrated in mrhr. the measured value is then used directly by a technologist in
point a is located at 9i3j4km point b is located at 6i-7j2km. the force on a thin wire from a to b is 500 ib. what
The water pump on the engine of an automobile has a mass flow rate of 8.30 lbm/s. The water enters at 0.00 psig with a velocity of 1.00 ft/s and leaves at 10.0 psig with a velocity of 10.0 ft/s with no change in height or tempe..
Two loudspeakers emit sound waves along the x-axis. A listener in front of both speakers hears a maximum sound intensity, What is the phase difference between the speakers
Find the Lagrangian corresponding to the Hamiltonian. Find an equivalent Lagrangian that does not depend on time. What isHamilton corresponding to this second Lagrangian? What is the relation between the two Hamiltonians?
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