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A satellite is circling the earth at 7.26 x 10^6 m with speed 7400 m/s. What is the speed of the second satellite
A 0.59-kg object connected to a light spring with a force constant of 24.0 N/m oscillates on a frictionless horizontal surface. Determine the maximum speed of the object
A tennis player standing 10.7 m from the net hits the ball at 2.50° above the horizontal. how fast was the ball moving when it left the racquet
what were the short-term consequences of the acquisition of this particular territory and what were the long-term consequences of the acquisition of this particular
How long will it take 10.0 mL of nitrogen gas to effuse through a porous barrier if it has been observed that 89.1 minutes are required for 10.0 mL of Cl2 gas to effuse through the same barrier
The focal length of an objective lens is 4.60mm . The image formed by this lens is 145mm from its focal point. find the magnitude of the angular magnification of the microscope
Calculate the Gibbs Energy of reaction at 298 K for the following using 2 methods. First use enthalpies and entropies of formation and DrGo = DrH o - TDrS o to calculate DrG o.
The escape velocity of a bullet from the surface of planet Y is 1791 m/s. Calculate the escape velocity from the surface of the planet X
On planet Zog, Mr. Spock measures that it takes 1.38 s for a mass of 0.30 kg to hit the ground when released from rest from a height of 2.85 m
The normal freezing point of water is 0.0C. at this temperature the density of liquid water is 1.000 g/ml and the density of ice is 0.917 g/ml. The increase in enthalpy for the melting of ice at thi
A 958 N Rocket is coming in for a vertical landing. It starts with a downward speed of 25 m/s, What must be the direction of the engine thrust force
A block of ice starts from rest on an apartment building's roof, which slopes at 41° below the horizontal. How far from the building does the block strike the ground
A .sodium iodate and calcium nitrate B. sodium nitrate and potassium hydroxide C. sodium iodate and iron (III) chloride D. sodium iodate and potassium hydroxide.
You are to throw a ball with a speed of 13 m/s at a target that is 4.5 m above the level at which you release the ball. At what angle above the horizontal must you throw the ball
Explain why such data may be misleading if the number of people exposed to the risks is increased by, for example, the expansion of the housing estate.
A cannon located 42 m from the base of a vertical 30 m high cliff has its muzzle pointing towards the cliff at an angle 48° above the horizontal. determine how far the shell lands past the edge
one 73" c8x11.5 steel beem is connected to a 22" c8x11.5 fish plate made up of 6x15x1/4 steel plate on each side bolted togething using 3/4" structural bolts, What is the Max capacity of this beam
The limiting reactant in the salt mixture was later determined to be CaCl2x2H2O a) How many moles and grams of the excess reactant, K2C2O4xH2O, reacted in the mixture? b) How many grams of the K2C2O
A 3000-kg Ferris wheel accelerates from rest to an angular speed of 0.17rad/s in 11s, calculate the net torque on the wheel
Calculate the length of the transmitter antennain order for it to be exactly one half the wavelength of this transmission frequency
iodination is electrophilc aromatic substion reaction in which electrophile is Iodonium (I^+) , it will updatined by the reaction of sodium hypochlorite (NaOCl) with iodide ion (NaI), which is stron
A window washer is standing on a scaffold supported by a vertical rope at each end. The scaffold weighs 192 N and is 3.1 m long. What is the tension in each rope
Find explicitly f(x) = H(x) / g(x), as it would be a quadratic equation and then solve for the roots of f(x) for in terms of for which it would have real roots
An ice skater has a moment of inertia of 2.3kg*m^2 , when his arms are tucked in close to his chest
A 16-kg rotating disk of radius 0.26m has an angular momentum of 0.30KGg * m^2/s, What is the angular speed of the disk