Find child-s speed at the lowest point
A 40.0 kg child sits in a swing supported by 3.00 m long chains. If the tension in each chain at the lowest point is 350 N, find a) the child's speed at the lowest point and b) the force exerted by the seat on the child at the lowest point.
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A 7400 boxcar traveling at 16.0 strikes a second boxcar at rest. The two stick together and move off with a speed of 6.0 . What is the mass of the second car?
Write a 100-word description of each program. You must have one program that exemplifies social structure theories, one that exemplifies social process theories, and one that exemplifies social conflict theories. Include each program's main
Water flows through a horizontal tube of diameter 3.0 that is joined to a second horizontal tube of diameter 1.9 . The pressure difference between the tubes is 7.6. Find the speed of flow in the first tube
A dog pulls on a pillow with a force of 2.4 N at an angle of 20.1? above the horizontal a) What is the x component of this force?
If the tension in each chain at the lowest point is 350 N, find a) the child's speed at the lowest point and b) the force exerted by the seat on the child at the lowest point.
Identify any associated phenomenon with your selected behaviors, such as social facilitation, social loafing, or groupthink.behaviorDetermine if the exhibited s necessitate therapeutic intervention
A laser emits a single, 3.0-ms pulse of light that has a frequency of 2.83 × 1011 Hz and a total power of 65 000 W. How many photons are in the pulse?
Heather throws a rock straight down with a speed of 19 m/s. Jerry, at exactly the same instant of time, throws a rock straight up with the same speed. Ignore air resistance. How much time elapses between the first splash and the second splash?
The block slides 3.27 m from the point of release to the point where it comes to rest against the spring. When the block comes to rest, how far has the spring been compressed?
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