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Water flows steadily from a tank mounted on a cart as shown in Fig. 5.46. After the water jet leaves the nozzle of the tank, it falls and strikes a vane attached to another cart. The cart's wheels are frictionless, and the fluid is inviscid.
(a) Determine the speed of the water leaving the tank, V1, and the water speed leaving the cart, V2.
(b) Determine the tension in rope A.
(c) Determine the tension in rope B.
The Concorde travelled 8000 km among two places in North America and Europe at an average speed of 375 m/s. What is the total dissimilarity in time between two similar atomic clocks, one on the airplane and one at rest on Earth through a one-way trip..
The highest recorded waterfall in the world is found at Angel Falls in Venezuela. Its longest single waterfall has a height of 807 m. what is the maximum temperature of the water at the bottom of the falls
A football player of mass 90 kg is running at 10 m/s and catches a football of mass ½ kg that is moving at 40 m/s in the same direction. What is his final speed after catching the ball
The starter motor of a car engine draws a current of 160A from the battery. How much charge passes through the starter motor
to take off from the ground an airplane must reach a sufficiently high speed. the velocity required for the takeoff the
A place-kicker must kick a football from a point 36.0 m (about 40 yards) from the goal. Half the crowd hopes the ball will clear the crossbar, which is 3.05 m high. When kicked, the ball leaves the ground with a speed of 23.6 m/s at an angle of 48.0°..
The maximum speed of a 2.6-kg mass attached to a spring is 0.74 m/s, and the maximum force exerted on the mass is 11 N. What is the force constant of the spring
A 27-ft chain with mass density4 lb/ft is initially coiled on the ground. How much work in ft-lbs is performed in lifting the chain so that it is fully extended (and one end touches the ground
water at a pressure of 5 atm at street level flows into an office building at a speed of 0.7 ms through a pipe 5 cm in
The density of air under standard laboratory conditions is 1.29{\rm kg}/{\rm m}^{3} , and about 20.0\% of that air consists of oxygen. Typically, people breathe about .5 L of air per breath.
In a Broadway performance, an 89.8-kg actor swings from a 4.50-m-long cable that is horizontal when he starts. What maximum height do they reach after their upward swing
Air at 1200 K, 500 kPa expands in a polytropic process, n = 1.7, to 100 kPa. What is the final temperature and the specific work performed by the gas
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