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Water issues from a pipe into the atmosphere as a vertical free jet. if the velocity at the pipe eit is 6m/s, calculate the jet height. Assume fluid friction to be negligible.
Assume the ball leaves the table moving horizontally with this speed. If the table is 1 meter above the floor, what is the horizontal distance the ball travels before it hits the floor
a baseball is thrown with 34.8 ms at an angle of 40.8 degree above the horizontal. it is caught at the same height by
The concentration was reported as 10% CO2 at a temperature of 30oC and a pressure of 1.2 atm. The flow rate of flue gas is 18,000 m3/min. Determine the Partial pressure of CO2 in atm.
A power station delivers 520 kW of power at 12,000 V to a factory through wires with total resistance 3.0. Find how much less power is wasted
A particle is located at the vector position r=(4.00i+6.00j)mand a force exerted on it is given by F=(3.00i+2.00j)N. What is the torque acting on the particle about the origin? Can there be another point about which the torque caused by thisforce on..
if one vibration has 5.4 times the energy of a second but their frequencies and masses are the same what is the ratio
There is evidence that elephants communicate via infrasound,generating rumbling vocalizations as low as 14 hz that can travelup to 10 km. The intensity level of these sounds can reach98 dB, measured a distance of 4.5 m from the source
suppose you have a heat engine operating between 230 C and 100.0 c. it achieves 20.0% of the maximum possible efficiency(carnot Efficiency). what energy input will enable the engine to perform 12.0 kJ of work?
A team of dogs drags a 130 kg sled 1.91 km over a horizontal surface at a constant speed. Find the work done by the dogs
A 300-m-wide river flows due east at a uniform speed of 4.4 m/s. A boat with a speed of 7.6 m/s relative to the water leaves the south bank pointed in a direction 25o west of north. How long does it take for the boat to cross the river
Two forces are applied to a car in an effort to move it, as shown in the following figure, where F1 = 434 N and F2 = 387 N. What is the resultant of these two forces
Jane looking for tarzan, is running at top speed (5.7m/s) and grabs a vine hanginf vertically from a tall tree in the jungle. How high can she swing upward
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