Explain how high can he swing upward
A boy is running at a speed of (3.6 m/s) and grabs a rope suspending vertically from a tall tree in order to swing out over a pond. Explain how high can he swing upward?
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An animal tendon of 18 cm long was found to stretch 4.0 mm by a force of 13.3 N. The tendon was around round with an average diameter of 8.0 mm. Compute the elastic modulus of the tendon.
Three similar resistors are joined in parallel. The equivalent resistance rises by 700 if one resistor is eliminated and joined in series with the remaining two, which are still in parallel. Determine the resistance of each and every resistor.
The population of the certain species of fish has the relative growth rate of 1.2% per year it is evaluated that population in 2000 was 12 million. Determine the exponential model for population t years after 2000
A car of 1300 kg is traveling with a speed of 13.0 m/s on a frictionless, horizontal surface till it encounters a spring. When the car compresses the spring 63.0 cm prior to coming to rest, determine the force constant of the spring?
When the utmost height the dart can reach with the spring fully compressed is given by h, then what fraction of this height will the dart reach if the spring is compressed by 1/4 of its maximum compression?
The half life of cesium-137 is 30 years assume we have a 10 g sample. Determine the function which models mass remaining after t years.
At local playground a child on a swing has a speed of 3.11 m/s if the swing is at its lowest point. Determine how high vertically above the lowest point is the swing if the speed has been decreased to 1/7 of the speed at the lowest point?
A man lifted an object of 25.0 kg from the bottom of a 0.750 meter deep hole to a point 1.50 m over the ground. i) Compute the work done in lifting the object.
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