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The 230,000 lb space-shuttle orbiter touches down at about 220 mi/hr. find the corresponding distance (in feet) traveled by the orbiter
A 2.3 L volume of ideal neon gas (monatomic) is at a pressure of 5.7 atmospheres and a temperature of 390 K. find The number of neon atoms in the gas
A bolt comes loose from underneath an elevator that is moving upward at a speed of 6.9 m/s. What is the speed of the bolt when it hits the bottom of the shaft
In a lightning bolt, a large amount of charge flows during a time of 2.1 x 10-3 s. How much charged has flowed during the lightning bolt?
A tungsten wire has a radius of 0.070 mm and is heated from 20.0 to 1330 oC. The temperature coefficient of resistivity is ? = 4.5 x 10-3 (Co)-1, How long is the wire
The silk has a density of 1300kg/m3. if you tap the branch and send a vibration down the thread how long does it take to reach the spider
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 steel cable with total length 30 m and mass 100 kg is connected to two poles. Calculate the wavelength of the resulting wave on the cable
Sheena can row a boat at 2.97 mi/h in still water. She needs to cross a river that is 1.24 mi wide with a current flowing at 1.67 mi/h. How long does it take her to cross the river
Power lines have a limit on the maximum size of the electric field they produce. In most states a maximum of 4 kN/C at about 21 m from the wires is allowed. determine how much charge per unit length
Ted Williams hits a baseball with an initial velocity of 120 miles per hour (176 ft/s) at an angle of ? = 35 degrees to the horizontal. what is the maximum height of the stadium
A wheeled cart is shoved up an inclined plane with an unknown initial speed. What was the cart's initial speed
A ladder base is 6m away from a house, and the fully extended ladder is 10m long when it leans against the house
Your friend's mass is 70 .If she jumps off a 120--high table, how far does Earth move toward her as she falls
The trainer releases the ball at the horizontal distance of 4.72m away and the vertical distance of 4.61m above the water. At what height does the dolphin catch the ball
Suppose that in an insulated container, 0.100 of water at 20.0 is mixed with 1.500 of ice at. Find the amount of heat it would take to bring all of the ice to its melting point
At the lowest point in a vertical dive (radius = .69 km), Determine the magnitude of the acceleration of the pilot
A cannon ball is shot straight upward with a velocity of 77.50 m/s. What is the maximum height attained by the cannon ball
An air bubble has a volume of 1.65 cm3 when it is released by a submarine 115 m below the surface of a lake. What is the volume of the bubble
A pair of eyeglass frames are made of an epoxy plastic (coefficient of linear expansion = 1.30 10-4°C-1). To what temperature must the frames be heated
For a standard production car, the highest road-tested acceleration ever reported occurred in 1993, Calculate the magnitude of the car's acceleration
A reporter in the press box looks at an angle of 10.0 below the horizontal to see second base, find the horizontal distance from the press box to second base
A ball is thrown upward from the top of a building at an angle of 30.0° to the horizontal and with an initial speed of21.0m/s. Find the horizontal range of the ball
A 1.00 V potential difference is maintained across a 9.0 resistor for a period of 14.0 s, What total charge passes through the wire in this time interval
The inner and outer surfaces of a cell membrane carry a negative and a positive charge, respectively. find the magnitude of the electric field in the membrane