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A satellite is circling the earth at 7.26 x 10^6 m with speed 7400 m/s. A second satellite with twice the mass is traveling at the same radius. What is the speed of the second satellite?
In a certain automobile engine with an efficiency of 19.2%, combustion of gasoline in one cylinder releases 490 J of heat. Find the total mechanical power produced by all four cylinders, operating at 48 cycles/s, or 2880 rpm
Find out the net force exerted on the fluid inside the box by summing momentum flow rates out through each of four sides of the box.
A car of mass = 1400 travelling at 60.0 enters a banked turn covered with ice. The road is banked at an angle, and there is no friction between the road and the car's tires. Use = 9.80 throughout this problem.
define How long are the skid marks. calculate the time it takes the sled to go 21 m down the slope.
Consider an equilateral triangle 12cm on a side. If a charge of 6*10^-5 C is placed at each vertex, find the force on the top charge.
the coefficient of static friction is 0.26. If you apply the minimum force needed to get the refrigerator to move, illustrate what will the acceleration then be?
A light plane is headed due south with a velocity of 157 km/h relative to still air. After 1.00 hour, the pilot notices that they have covered only 121 km and their direction is not south but southeast (45.0^circ).
State the amplitude of the electric field vector in micro volts per meter to three significant figures.
A very long, straight solenoid with a cross-sectional area of 6.00cm2 is wound with 40.0 turns of wire per centimeter, What is the average induced emf in the secondary coil
A person pushes horizontally with a force of 220 N on a 66 kg crate to move it across a level floor. The coefficient of kinetic friction is 0.28. What is the magnitude of the frictional force
Helium gas with a volume of 2.55L , under a pressure of 1.26atm and at a temperature of 44.0?C, How many grams of helium are there? The molar mass of helium is 4.00g/mol
A grating has 530 rulings/mm and is 5.4 mm wide. How many higher orders of maxima can be seen
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