Determine speed of the ball just before it strikes ground
A ball is thrown horizontally from the top of a building 0.10 km high. the ball strikes the ground at a point 65 m horizontally away from and below the point of release. What is the speed of the ball just before it strikes the ground?
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Given that the turbine operates with an isentropic efficiency of 85 %, determine the quality of the steam entering the condenser.
When a charged particle moves at an angle of 15° with respect to a magnetic field, it experiences a magnetic force of magnitude F. At what angle (less than 90°) with respect to this field will this particle, moving at the same speed, exper
A storage tank, 26 ft in diameter and 36 ft high, is filled with SAE 30W Oil at 20°C. (a) what is the gauge pressure, in lbf/in2, at the bottom of the tank?
As your bus rounds a flat curve at constant speed, a package with mass of .600 kg, suspended from the luggage compartment of the bus by a string 46 cm long, is found to hang at rest relative to the bus, with a string making an angle of 30 degrees
A fire hose ejects a stream of water at an angle of 34.1° above the horizontal. The water leaves the nozzle with a speed of 28.0 m/s. Assuming that the water behaves like a projectile, how far from a building should the fire hose be located to
True or False: If a distribution of scores is transformed into z scores, the absolute value of the sum of the positive z scores will be exactly equal to the absolute value sum of the negative z scores
In the manufacturer sector, the types of items measured, for example average call times, product weights, container volumes, etc tend to be such that when corresponding frequency histogram is graphed, the data appears to be approximately bell-curv
The contact length and force are 2.5 in and 1 ton respectively, and E = 30 MPa and v = 0.3 for both parts. Determine (a) the maximum contact pressure, (b) the width of the contact area.
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