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Question: A 600 g steel blockrotates on a steel table (μk = 0.6) whileattached to a 1.1 m longhollow tube. Compressed air fed through the tube and ejected from anozzle on the back of the block exerts a thrust forceof 4.6 N perpendicular tothe tube. The maximum tension the tube can withstand withoutbreaking is 50 N. If the block starts from rest, how many revolutions does it make before the tube breaks?
Sirius is about 9.0 light-years from Earth. How far is the trip according to you, To reach the star by spaceship in 16 years (ship time), how fast must you travel
A link with pinned ends, 15.75 in long. is subject to a compressive load of 4700 lb. The link is made of AISI 2340 steel, the cross section is rectangular.
A rifle is fired horizontally. The buillet is found to havetraveled 200 meters. at what speed must the bullethave been traveling as it left the barrel
q1. a 60-g ball travelling at 22.0 ms is bounced off a brick wall and rebounds at 20.0 ms. a high-speed camera records
A car is towing a boat on a trailer. The driver starts from rest and accelerates to a velocity of 12.0 m/s in a time of 25.0 s. What is the acceleration of the car and trailer
A student m1 = 66 kilogram stands on a long cart m2 = 122 kilogram initially at rest. Find the student velocity relative to the cart in meters per second
in a certain thermal reactor fueled with partially enriched uranium 13 of the fission neutrons are absorbed in
The infamous chicken is dashing toward home plate with a speed of 5.70 m/s when he decides to hit the dirt. The chicken slides for 1 s, just reaching plate as he stops (safe, of course).
a johnny is running home from school to watch his favorite soap opera as the stomach turns. he runs 6 blocks east to a
A proton has a charge of e= 1.6 x 10-19 C. Calculate the electic field produced by the proton 10 cm away. What is the magnitude of the electric potential at thesame position (10cm)?
Wanting to invite Juliet to his party, Romeo is throwing pebbles at her window with a launch angle of 73° from the horizontal, What is the initial speed of the pebbles
the vehicle is used to transport supplies to and from the bottom of the 25-present grade. each pair of wheels one at a
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