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Let length of rope be L,
Time period, T=2π√(L/g)

Please write legibly and write out all equations and units. Please show all steps. Algebra-based physics only please. A...
Please write legibly and write out all
equations and units.
Please show all steps. Algebra-based physics only
please.
17. A 0.02 kg bullet is shot into an 3.0 kg block of wood suspended from a 0.5 m long string. The bullet becomes imbedded in the block of wood, and the block (with the bullet inside) swings up, as shown in the figure. If the speed of the bullet just before impact is 300 m/s, how high vertically does the block...
Please write legibly and write out all
equations and units.
Please show all steps. Algebra-based physics only
please.
16. A basketball and a golfball are heading toward each other, each with a speed of 2 m/s. The balls then collide head-on. If the basketball weighs 5 times as much as the golfball, and the collision can be considered elastic, what is the final speed of the golfball? 2.0 m/s =2.0 m/s golfball basketball 12.0 m/s 7.25 m/s В 10.0 m/s...
Please write legibly and write out all
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15. An 89 kg man runs up a flight of stairs as shown in the figure. What average “useful power” must the man exert to get to the top of the stairs in 5.0 seconds? < 4m -> A 523 W B 17.8 W C4,360 W D 3,490 W E 2,620 W
Please write legibly and write out all
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please.
8. A 0.10 kg tennis ball, dropped from a height of 1.0 m, bounces off the floor and returns to a height of 0.80 m. How much energy was “losť in the collision? A B C D E 0.088 J 0.196 J 0.980 J 0.784 J 0.091 J
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5. An ice skater spins on the ice with her arms tight against her body. In this position, she has a moment of inertia of 1.2 kg.m² and an angular speed of 15 rad/s. She then stretches her arms out and her angular speed slows to 6.0 rad/s. What is her new moment of inertia? A B C D E 4.2 kg.m...
Please write legibly and write out all
equations and units.
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please.
4. The position vs. time plot below shows the displacement of a 2.0 kg mass on a spring. What is the spring constant, k? y(cm) 0 0.2 0.3 0.4 >t(s) 0.5 A B C D E 293 N/m 1,970 N/m 493 N/m 333 N/m 604 N/m
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A 0.15 kg baseball is hit by a baseball bat. Right before it is hit, the ball's speed is 30 m/s, and right after it is hit, the ball's speed is 50 m/s in the opposite direction. What is the magnitude of the net impulse that is applied to the ball? 19. 10.5 kg m/s 7.5 kg m/s C 4.5 kg m/s...
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A 75 kg person stands motionless on roller skates and then fires a gun horizontally. The bullet has mass of 0.10 kg and a speed as it leaves the barrel of the gun of 200 m/s. Assuming that friction and air resistance can be neglected, what is the person's speed after firing the gun? 18. A 3.75 m/s 0.267 m/s В 12.0...
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11. A 2.0 kg ball is held motionless h = 0.7 m above a spring and released. The ball lands on the spring, and the spring compresses a maximum distance of d= 0.2 m before the ball momentarily comes to a stop. If the spring constant is 882 N/m, how much work does the spring do to the ball during this process?...
Please write legibly and write out all
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please.
7. The draw bridge span shown in the figure below has a mass of 9.0e5 kg and a length of 30 m. The center of mass of the span is at its geometric center The span pivots freely at its base and is supported by a cable that is attached 10 m from this pivot point. When the span is raised 37°...