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- 5.Determine the magnitude of W so that the 200 lb block will go up the plane at an acceleration of 4.025 ft/s?. 200 lb H=0.20 W Ib 30m m A 1857 kg car is moving at 35 “. The driver then accelerates at 3.5– for 18.3s. s2 a. How fast is the car going at the end of the 18.3s? b. What about after 32.4s?You are playing a game and you push a cart to give it in. speed. The cart starts at the bottom (zero) of a ramp and after reaching the top of the ramp, the cart travels across a horizontal track w/ friction. The mass of the cart is 44 x 10^-3 kg. The ramp is 56 cm high. The length is 70 cm. What can you infer of the intial speed in (m/s)
- A 75.0-kg ice skater moving at 10.0 m/s crashes into a stationary skater of equal mass. After the collision, the two skaters move as a unit at 5.00 m/s. Suppose the average force a skater can experience without breaking a bone is 4 500 N. If the impact time is 0.100 s, does a bone break?Pozitif x ekseni boyunca, 8,0 m/s sürati ile hareket eden 3,0 kg kütleli bir cisim, kütlesi M olan ve başlangıçta duran bir başka cisimle, tek boyutlu esnek bir çarpışma gerçekleştiriyor. Çarpışmadan sonra, kütlesi M olan cismin hızı, eksenin pozitif yönünde ve 6,0 m/s'dir. M kütlesi nedir? A 3.0 kg object moving at 8.0 m/s in the positive direction of an x axis has a one- dimensional elastic collision with an object of mass M, initially at rest. After the collision the object of mass M has a velocity of 6.0 m/s in the positive direction of the axis. What is mass M? O 4,0 kg O 5,0 kg O 2,0 kg O 1,0 kg O 3,0 kg2 1. FOUI LINE 1 2. 3. 22 ft 6.7 m You want to get your puck within the 3 point area. The coefficient of friction is 0.1kg/sec. The puck weighs 400 grams. Your initial velocity is 4 mph 1.8 m/s. Do you succeed?
- 8. a block with an unknown mass slides at 2.82 m/s on a horizontal frictionless surface and it collided with an identical block that was at rest. they stick together. they then slide onto w rough board that has a coefficient of friction of 0.331. calculate the distance they slide before stoppingQUESTION 2 60 N a = 4 QUESTION 3 m 200 N O Based on the information provided in a picture, find the mass m. Operate in the S.I. system. Do not provide units in your answer. Click Save and Submit to save and submit. Click Save All Answers to save all answers. 0. Save All Andtake m and k as ; m= 0.18 kg and k = 150 n/m
- A 1.72 kg box falls from a height of 2.19 m onto a large capacity spring scale with a spring constant of 1.75 × 105. N compression, the reading on the scale is m O 1720 N. O 37.0 N. O 7180 N. O 3590 N. O 12.8 N. At its greatestAn 79 kg man runs up stairs and reaches 11 mheight for 12 s. what is his power? Use g = 9.8 m/s2 Calculate answer to one decimal.4. An 8000 kg roller coaster, traveling along the frictionless track shown, has velocity v, = 30 mi/hr at the point shown. a rbiw 2501gs owann woy lood 0 200 b7 = b Anobelor orly uhow ord bni (O B bruo e 101evols n eog nemow gpl 02 AS notlud s 2orlauq bns ası bns ,eS ol viioolov h h/2 St8 291819loosb Sdaug orla bib onud 1edw.21stom E docs ons 2Tooft a'1oq la sri (A A)Given that h = 20 meters is also the horizontal distance between points A and B, make a plot of the potential energy vs. horizontal distance that includes axes with numbers and units.p101 210 B) Make a plot of the kinetic energy of the coaster vs. horizontal distance that includes axes with numbers and units. MOLKS BA pOM wncp wo C) Calculate its velocity at point B. 10 50101 Iemon or 2oob sq noidsrsloosb sru ganuC (a D) With the same initial condition of v, = 30 mi/hr, suppose the track does have friction and by the uctime the coaster reaches point B it has a speed of 15 mi/hr. How much work has the force of friction done…