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An observatory has an 8-inch Celestron telescope.a. Estimate the diffraction limit of this telescope.b. Estimate the minimum size a feature on the surface of the Sun must have to be resolved by this telescope.
A 1300 {rm kg} car rolling on a horizontal surface has speed v = 64 km/h when it strikes a horizontal coiled spring and is brought to rest in the distance of 2.80 m.
A omega ?? (mass = 1672 MeV/c2) at rest decays into a kaon K? (mass = 493.7 MeV/c2) and a lambda ?0 (mass = 1115.7 MeV/c2): ?? ? K? + ?0, What is the total kinetic energy of the kaon and lambda
a sinusoidal transverse wave moves along a stretched string in the +j direction with amplitude 5 cm, wavelength 2 m, and wave speed 200 m/s. Write a possible wave function for the wave with an explanation
The circuit in the figure below consists of wires at the top and bottom and identical metal springs in the left and right sides. estimate the magnitude of the magnetic field
An object is placed to the left of a lens, and a real image is formed to the right of the lens. How far from the lens is the object
A hydraulic lift has pipes of area A1=1 cm^2, A2= 40 cm^2. If I wish to lift a weight of 2000 N at the larger end, what force must i exert at the smaller end
An engine absorbs 3,450 J of heat energy each cycle and expels 1,240 J. how much work does it do in one cycle
A sphere of aluminum 11.3 cm in diameter is suspended in oil (density = 1 grams/cm3). Find the tension in the supporting string in Newtons
A 1.65 kg mass is placed on the end of a spring that has a spring constant of 195 n/m. find the change in elastic potential energy of the system
A converging lens (f1 = 24.0 cm) is located 56.0 cm to the left of a diverging lens (f2 = -28.0 cm). How far is the object from the converging lens
A small monkey is traveling along a branch, What is the max speed of the monkey during this interval? Show all calculations
While on a vacation to Kenya, you visit the port city of Mombassa on the Indian Ocean. Calculate the muzzle velocity necessary to hit a pirate ship 300 meters from the base of the fort
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