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A 14.6 kg block and a 29.2 kg block are resting on a horizontalsurface. Between the two is squeezed a spring (k=1170 N/m). Thespring is compressed by 0.152 m. With what speed does each block move away with when the spring is released?
A 82-kg fisherman in a 114-kg boat throws a package of mass m = 15 kg horizontally toward the right with a speed of vi = 4.6 m/s, find the velocity of the boat after the package is thrown
A 3000mL flask is initially open to air at 19^C and 1atm pressure. It's then closed and immersed in boiling water. What's the maximum pressure reached in the flask
if you hold a 40 cm high square plane mirror 45 cm from your eyes, how far are you from the pole
Find the speed of the car when brakes were applied.
Two harmonic sound waves reach an observer simultaneously. What is the difference in frequency of the two sound waves
A spring is hanging from the ceiling. Attaching a 700 physics book to the spring causes it to stretch 27 in order to come to equilibrium. Spring constant 25 N/m: -From equilibrium, the book is pulled down 10cm and released. What is the period of osci..
An object is recovered from under the sea. Its weight is measured to be 32.5 lb and its volume 3.3 ft3. What is the object's weight density
An insect 4.00mm tall is placed 20.0cm to the left of a thin planoconvex lens. Calculate the location of the image this lens forms of the insect
When two identical ions are separated by a distance of 6.3×10?10m , How many electrons are missing from each ion
a disk of 1.6 g is made of zinc. the atomic number of zinc is 30 and the atomic mass is 65.39 gmole.a how many protons
An electron moves from the initial position r = (0.1m)I to final position r=(0.2m)j. what is the surface charge density (i.e. charge per area) on the inner surface of the conducting sphere
transverse pulses travel with a speed of 200 ms along a taut copper wire whose diameter is 1.50 mm. what is the tension
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