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Problem: A hanging titanium wire with diameter 0.13 cm is initially 2.4 m long. When an 85 kg mass is hung from it, the wire stretches an amount 1.26 cm. A mole of titanium has a mass of 48 grams, and its density is 4.54 g/cm3.
Part A: Find the approximate value of the effective spring stiffness of the inter atomic force.
I need help to find the value of the effective spring stiffness of the inter atomic force.
Assume too that the bullets rebound straight back with no change in speed. What is the magnitude of the average force on Superman's chest from stream of bullets.
When she reaches the bus, explain how fast is the bus traveling? If the student's top speed is 2.20m/s^2 , will she catch the bus? What is the minimum speed the student must have to just catch up with the bus?
Power lines at 20,000V (rms) are connected to a utility pole transformer. Find the ratio of the number of turns in the primary to the number of turns in the secondary
a car horn emits a frequency of 400 hz. a car traveling at 20.0 ms sounds the horn as it approaches a stationary
A thin spherical shell has a radius of 1.80 m. An applied torque of 1060 N m imparts to the shell an angular acceleration equal to 5.70 rad/s2 about an axis through the center of the shell
A gyroscope flywheel of radius 2.83 cm is accelerated from rest at 14.8 rad/s2 until its angular speed is 2760 rev/min. What is the radial acceleration of this point when the flywheel is spinning at full speed
A satellite is rotating around a planet in a circular orbit. The radius of the orbit to the center of the planet is R = 2.4*107 m, Express the magnitude of the centripetal acceleration of the satellite ac in terms of the speed of the satellite v, an..
A 15-g bullet has a speed of 1.2 km/s. What is kinetic energy if its speed is doubled
A cylindrical container (open at the top) is 1.0 m tall andcontains mercury to a certain depth, d. The rest of thecylinder is filled with water that is on top of the mercury. If the pressure at the bottom of the cylinder is two atmospheres,what is..
An ordinary drinking glass is filled to the brim with water (245.0 mL) at 2.05°C and placed on the sunny pool deck for a swimmer to enjoy. how much water will have spilled over the top of the glass
Calculate the speed of the second ship with respect to Earth if it is fired in the same direction the first spaceship is already moving
Every of the eight conductors in Figure 29-68 carry 2.70 A of current into or out of the page. Two paths are indicated for the line integral. What is the value of the integral for (a) path 1 and (b) path 2?
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