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Q1. Why do cities directly east of the Rockies (such as Denver, Colorado) receive more precipitation than cities east of Sierra Nevada (as in Reno and Lovelock, Nevada)?
Q2. A 19 g bullet is shot into a 5270-g wooden block standing on a frictionless surface. The block, with the bullet in it, acquires a velocity of 2.4 m/s. compute the velocity of the bullet before striking block.
Two identical conducting spheres, fixed in place, attract each other with an electrostatic force of 0.0919 N when their center-to-center separation is 52.3 cm. find the positive charge in coulombs on the other
A uniform electrical field is established by connecting the plates of a parallel-plate capacitor to a 11V battery. The plates of the capacitor are separated a distance 3.50 cm. What is the capacitance of this parallel plate capacitor
A 3.00kg mass is pushed against a horizontal spring of force constant 23.0N/cm on a frictionless air table. What is the greatest acceleration of the mass
A tennis player swings her 1000 g racket with a speed of 12.0m/s . She hits a 60 g tennis ball that was approaching her at a speed of 10.0m/s, What is the target's speed just after the bullet emerges
A tuning fork of unknown frequency is noted to be higher than one marked 512 hz and lower than one marked 1000 hz. You discover resonance points at .11 m and .53 m. Using 347 m/s for speed of sound what is the frequency of the new fork.
Suppose wire A and wire B are made of different metals, and are subjected to the same electric field in two different circuits. How many electrons enter wire B every second
Two water reservoirs are open to the atmosphere. The manometer contains mercury with the density of 13,600kg/m cubed. What is the difference in elevation if the manometer reading is 25cm.
Explain how many penguins of mass 27 kg each can stand on the ice block before they get their feet wet?
Two converging lenses are placed 88.0 cm apart. An object is placed 1.100 m to the left of the first lens, which has a focal length of 27.0 cm. What is the focal length of the second lens
A hill that has a 25.7% grade is one that rises 25.7 m, At what angle is such a hill inclined above the horizontal
n air-filled spherical capacitor is constructed with inner and outer shell radii of 7.00 and 14.0 cm, respectively. Calculate the capacitance of the device
Light is reflected from a glass coffee table. When the angle of incidence is 50.0 °, What is the index of refraction of the glass
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