A rifle with a weight of 30 n fires a 60-g bullet with a
A rifle with a weight of 30 N fires a 6.0-g bullet with a speed of 200 m/s.
(a) Find the recoil speed of the rifle.
m/s
(b) If a 775-N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle.
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The depth to water in A is 210 ft, in B is300 ft, and C is 230 ft. Determine the direction of ground water flow through the triangle ABC and calculate the hydraulic gradient. If the aquifer hydraulic conductivity is 30 ft/day, estimate how far gro
A 0.329-kg volleyball approaches a player horizontally with a speed of 12.9 m/s. What impulse is delivered to the ball by the player
The "sea-level adjusted" pressure at the airport was about 30.57 inches of mercury. Assuming the density of air is 1.30 kg/m3 and the gas constant for air is 287. J/(kg K), calculate the temperature of the air in Fahrenheit.
Net income = 825; after-tax operating income 925; and Total assets = 2500. how much free cash flow did the firm generate during 2012?
A rifle with a weight of 30 N fires a 6.0-g bullet with a speed of 200 m/s. find the recoil speed of the man and rifle
A typical propane tank that we use for barbeque initially contains a pressure of 10 psi. The pressure is low, so we take it to the local store to fill the tank with more propane. After filling,the pressure is 100 psi.
One of the major causes of reduced fertility rates in Canada is that women want to establish their careers prior to becoming mothers, postponing their child bearing years. In what three ways can be developed nations, such as Canada, end the current r
Determine the changes in entropy (of the system, the surroundings, and the universe) for each step of the cycle and the cycle overall. Evaluate the maximum efficiency of the engine, assuming that the heat is supplied in step (2).
Two resistors, 61.1 and 83.6 , are connected in parallel. The current through the 83.6 - resistor is 4.29 A. What is the total power supplied to the two resistors
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