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Compute the angular momentum of the earth arising from the following motions Earth's orbital motion around the sun
The three-toed sloth is the slowest moving land mammal. On the ground, the sloth moves at an average speed of 0.035 m/s, how much further would the tortoise have gone relative to the sloth
A charge +7.4 %u03BCC is placed at the center of the hollow spherical conductor with the inner radius 3.2 cm, What is the total charge on the interior
A merry-go-round starts from rest and accelerates uniformly over 11.0 s to a final angular velocity of 7.50 rev/min, Find the angular acceleration of the merry-go-round
A driver travels 10 km east, 20 km north and 50 km in a direction 30 degrees south of west. What is the drivers average velocity if the trip takes 90 minutes
A 75kg skater starts his skate at 4m above ground, the horizontal distance to the bottom of the track is 6m. Calculate the speed of the skater at the bottom of the track
A car of mass 1530 kg traveling at 24 m/s is at the foot of a hill that rises 110 m in 3.8 km. Find the average power delivered by the car's engine
A turntable 1.50{m} in diameter rotates at 80.0{rpm} . Two speakers, each giving off sound of wavelength 30.7{cm}, What is the greatest beat frequency the listener will receive from this system
A ball is thrown horizontally from the roof of a building 47.0m tall and lands 21.3m from the base. What was the ball's initial speed
A crate of mass 10.6 kg is pulled up a rough incline with an initial speed of 1.52 m/s. What is the change in kinetic energy of the crate
The child then walks towards the center of the merry-go-round and stops at a distance 0.555 m from the center. Now what is the angular velocity of the merry-go-round
A horizontal 605 N merry-go-round of radius 1.31 m is started from rest by a constant horizontal force of 77.9 N applied tangentially to the merry-go-round. Find the kinetic energy of the merry-go-
A solution of NaOH(aq) contains 8.7 g of NaOH(s) per 100.0 mL of solution. Calculate the pH and the pOH of the solution at 25 °C.
Suppose you have 0.3562g of Na2C2O4 and is dissolved in 250 mL volumetric flask. If 10 mL of this solution requires 48.36 mL of KMnO4 solution for titration, what is the molarity of the permanganate
When 25.0 mL of unknown was passed through a jones reductor, molybdate ion (MoO4^2-) was converted to Mo^3+. The filtrate required 16.43 mL of .01033 M KMnO4 to reach purple end point
A block of mass 0.243 kg is placed on top of a light, vertical spring of force constant 4 825 N/m, To what maximum height above the point of release does it rise
what the effect does the bulkiness of the base have on the product composition in the E2 dehydrobromination of 2-bromoheptane
The total electric field consists of the vector sum of two parts. One part has a magnitude of E1 = 1300 N/C, Find the magnitude and direction of the total field
A 5.5 %u03BCC point charge is placed in an external uniform electric field that has a magnitude of 68000 N/C
during the procedure you wash your crude product first with water than sodium bicarbonate solution. what is the purpose of each
An engineer is designing the runway for an airport. Of the planes that will use the airport, the lowest acceleration rate is likely to be 3 m/s2. what is the minimum allowed length for the runway
Object A is moving due east, while object B is moving due north. They collide and stick together in a completely inelastic collision. Momentum is conserved. Find the direction of the final velocity
Gas A has a density of 0.20 gL-1, and gas B has a density of 0.80 gL-1, both at the same specific temperature and pressure. Which gas will diffuse faster. Briefly explain.
A 7 kg fish is swimming at 1.8 m/s to the right. He swallows a 1.0 kg fish swimming toward him at 3 m/s. what is the velocity of the larger fish