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A 0.50 μF capacitor is charged to 70 Volt. It is then connected in series with a 55 ohm resistor and a 130 ohm resistor and allowed to discharge completely.
Part A Determine how much energy is dissipated by the 55 ohm resistor?
Several ice cubes (pi = 0.9167 g/cm3) of total volume Vi = 240 cm3, Calculate the amount of heat energy Qm in J needed to melt the ice cubes (Lf = 334 kJ/kg)
In a heart pacemaker, a pulse is delivered to the heart 81 times per minute. The capacitor that controls this pulsing rate discharges through a resistance of 1.8 x 106. One pulse is delivered every time the fully charged capacitor loses 60.5% of its ..
Two circular hoops, with masses and radii in the ratios m2/m1=4 and R2/R1=4, rotate with angular speeds in the ratio ?2/?1=2. What is the ratio of the kinetic energies K2/K1
A figure skater is spinning at a rate of 1.0 rev/s with her armsoutstretched. What is her new rate of rotation
A sphere of copper is subjected to 81.1 MPa of pressure. The copper has a bulk modulus of 130 GPa. By what fraction does the radius of the sphere change
consider an object with s12cm that produces an image with s115cm. note that whenever you are working with a physical
A steel tank is completely full with 2.70m3 of ethanol when both the tank and the ethanol are at a temperature of 31.0C. When the tank and its contents have cooled to 17.5C, what additional volume of ethanol can be put into the tank?
A man is dragging a trunk up the loading ramp of a mover's truck. The ramp has a slope angle of 20.0 degrees, Find the vertical component of the force
question what percentage of a photon beam would interact in passing through a 3-mm slice of absorber if the linear
A straight object of length 1.9 cm lies along the central axis of a spherical mirror with focal length 7.2 cm. What is the length of its image in the mirror
Airplane flight recorders must be able to survive catastrophiccrashes. Therefore, they are typically encased in crash-resistantsteel or titanium boxes that are subjected to rigorous testing. Oneof the tests is an impact shock test, in which the bo..
a 80 kg fullback attempts to score a touchdown by diving over the goal line. when he is at the goal line and moving
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