A 1200 kg SUV is moving along a straight highway at 12.0 m/s. Another car, with mass 1800 kg and speed 20.0 m/s, has its center of mass 40.0 m ahead of the center of mass of the SUV (Figure 1). Part A Find the position of the center of mass of the system consisting of the two cars measured behind the leading car. Express your answer in meters. Vol AEO ? Cem = m behind the leading car Part B Figure < 1 of 1 > Find the magnitude of the system's total momentum, by using the given data. Express your answer with the appropriate units. HA ? 1200 kg 1800 kg P = Value Units 12.0 m/s 20.0 m/s K 40.0 m
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- Can someone calculate the final velocities Vpf and Vgf please?0.070 kg weighted mass by the clay ball was shot upwards, traveling 1.0 m before hitting and sticking to a brick of mass 2.0 kg suspended from the ceiling by a light cord. As a result of the collision, the brick + clay ball rises through a distance of 10.0 cm. Find the answers to the questions, part a and b. a) What was the speend of the ball of clay when it struck the brick? b) What was the speed of the launch by the clay ball?A ball of mass 0.512 kg moving east (+z direction) with a speed of 3.80 m/s collides head-on with a 0.256 kg ball at rest. Assume that the collision is perfectly elastic. Part A What is be the speed of the 0.512-kg ball after the collision? Express your answer to three significant figures and include the appropriate units. Submit Part B H Submit Part C E HA Value Oto the east Oto the west Request Answer. What is be the direction of the velocity of the 0.512-kg ball after the collision? Units Request Answer ? What is the speed of the 0 256-kg ball after the collision? Express your answer to three significant figures and include the appropriate units. 7
- You are standing at a stop light waiting to cross the street when you witness a collision. A 2,300 kg Ford F150 truck collides head on with a 1,300 kg Toyota Corolla. The Ford F150 is moving to the right immediately before the collision and the Corolla is initially moving to the left. The two vehicles have the same initial speed and vehicles stick together after the collision. A. What type of collision is this? B. Which vehicle will experience the greater change in momentum? C. Which vehicle will experience the greater acceleration?Part A A block of mass 2.55 kg slides down a 30.0° incline which is 3.60 m high. At the bottom, it strikes a block of mass 7.60 kg which is at rest on a horizontal surface. (Assume a smooth transition at the bottom of the incline.) (Figure 1) If the collision is elastic, and friction can be ignored, determine the speed of the block with mass 2.55 kg after the collision. v'm = ΕΠΙ ΑΣΦ Submit Request Answer Part B ? m/s If the collision is elastic, and friction can be ignored, determine the speed of the blockwith mass 7.60 kg after the collision. = 跖 ΑΣΦ Submit Request Answer ་ Part C How far back up the incline the smaller mass will go. ΜΕ ΑΣΦ d = Submit Request Answer ? ? m m/sA system consists of three blocks with masses on a frictionless surface as shown in the figure below. Image size: s ML Max Part a The three blocks (from left to right in the figure) have masses of 3.51 kg, 1.09 kg and 7.17 kg. The leftmost block has a velocity of 3.34 m/s toward the right, the center block is stationary, and the rightmost block as a velocity of 2.71 m/s toward the left. Assuming movement toward the right is positive, what is the center of mass velocity of this system as pictured (prior to collision)? Please enter a numerical answer below. Accepted formats are numbers or "e" based scientific notation e.g. 0.23, -2, 1e6, 5.23e-8 Enter answer here m/s No answer submitted 0 of 3 attempts used CHECK ANSWER Part b !!! Contents Back Scroll To Top 13 PAGES NOV W 25
- Jill threw a dodgeball completely horizontal in x-direction with velocity of +5 m/s and mass of .5 kg. At the same time her friend threw a dodgeball with the same mass in the -x direction and a velocity of -2 m/s. The balls hit each other, and Jill's ball was deflected 30° above the original path, while her friend's deflected 20⁰. below the initial path. a. Ignoring gravity, solve the velocity of each ball after the collision, using a free body diagram. b. If both balls had a magnitude of 3 m/s, how much kinetic energy was "lost" during the collision?PlA 0.450-kgkg ice puck, moving east with a speed of 5.80 m/sm/s , has a head-on collision with a 0.990-kgkg puck initially at rest. Assume that the collision is perfectly elastic. Part A What is the speed of the 0.450-kgkg puck after the collision? Express your answer to three significant figures and include the appropriate units.
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