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A 60. kg student jumps from the 10. meter platform at EKU'sswimming complex in to the pool below.
a) Determine her PEg at the top of the platform.b) How much KE does she possess at impact? Wha tis her velocity atimpact?c) Repeat steps a and b for a 75 kg diver.d) If she jumped from a platform that was twice as high, how manytimes greater would be her velocity at impact?e) How much higher would the platform have to be in order for hervelocity to be twice as great?
Calculate the smallest possible volume of a 1 F capacitor using dielectric Teflon (2.1K), and a plate thickness of 0.01 mm. Any dimension for A and d, so long as they are physically reasonable?
A spark plug in an automobile engine consists of two metalconductors that are separated by a distance of 0.70 mm. When an electric spark jumps between them,the magnitude of the electric field is 4.20*107 V/m.
Kaitlynne is using a magnifying glass (f = 0.098 m) while trying to solder a computer circuit board. find the distance between the glass and the circuit board
Determine the resolution limit set by diffraction . what average force do you need to apply to stop the sled? Utilize the concepts of impulse and momentum.
Suppose you make a new kind of compact disk that is the same thickness as a current disk but twice the diameter
q1. the vietnam war was a counterinsurgency that involved us in guerrilla warfare that was similar in some ways to what
A rope with 300 g of mass per meter is under 580 N tension. A wave with frequency 3.1 Hz and amplitude 6.5 cm is propagating on the rope
Tritium with a half-life of 12.3 years is used to verify the age of expensive brandies. how many years ago was it produced
A digital cell phone emits a 1.9 GHz electromagnetic wave with total power 0.60 W. At a cell phone tower 2.0 km away: What is the energy of an individual photon
You look directly overhead and see a plane exactly 1.2·km above the ground, flying faster than the speed of sound. Find the angle of the shock wave cone
A constant force, F = (4.55, ?3.79, 2.10) N,acts on an object of mass 17.4 kg, What is the total work done by this force
The nucleus 60Co decays by the emission of an electron ( B 2). (Energetic gamma rays also accompany this decay and are used for the treatment of cancer.) What is the resulting nucleus
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