Calculate the minimum force to lift the ball
A container has a circular hole d=5cm on the bottom and is sealed by a metal ball weighs W=2.452, with radius 4cm. Water is H=20cm deep. Calculate the minimum force F to lift the ball.
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Assume it is just sitting with air around it. A). How high can the water rise above the bottom of the tank before it will begin to float?
By how much does the ball clear or fall short of clearing the crossbar of the goalpost if that bar is 3.05 m high? (b) What is the vertical velocity of the ball at the time it reaches the goalpost?
Mass of m1=300kg is placed in sea water with density rho =1025kg/m^3. On top of the cone is navigation light for boats. The mass is m2 =55kg. Calculate the height of height of cone dipped into sea water.
Differentiate the position vector twice with respect to time to find the acceleration, and find its magnitude.
Munafo Corporation is a specialty component manufacturer with idle capacity. Management would like to use its extra capacity to generate additional profits. A potential customer has offered to buy 6,500 units of component VGI.
Landing on the Moon, a spacecraft fires its rockets and comes to a complete stop just 16 meters above the lunar surface. (A) How long does it take to fall? (B) What is its impact speed?
Costs associated with two alternatives, code-named Q and R, being considered by Albiston Corporation are listed below: Alternative Q Alternative R Supplies costs......... $65,000 $65,000 Power costs............ $30,000 $29,000
What is the nominal shear stress at the surface? If a hallow shaft of inside diameter 0.85 times outside diameter is used, what outside diameter would be required to give the same outer surface stress?
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