- Problem 4 23 Cart A Of Inertia 1 1 Kg Is Initially At Rest On A Low Friction Track Cart B Of Unknown Inertia Has 1 (24.88 KiB) Viewed 11 times
- Problem 4 23 Cart A Of Inertia 1 1 Kg Is Initially At Rest On A Low Friction Track Cart B Of Unknown Inertia Has 2 (24.42 KiB) Viewed 11 times
- Problem 4 23 Cart A Of Inertia 1 1 Kg Is Initially At Rest On A Low Friction Track Cart B Of Unknown Inertia Has 3 (23.52 KiB) Viewed 11 times
Problem 4.72 You point a tennis-ball serving machine straight up and put a piece of plastic wrap across the top of the barrel, placing a 10-g marble on top of the barrel. When a 58-g tennis ball in the machine is fired, it sends the marble into the air. The marble rises 210 m above the barrel mouth, and the tennis ball rises 71 m. Part A Neglecting the plastic wrap, what is the ball's launch speed? Express your answer to two significant digits and include the appropriate units. HÅ 4 UW Value Submit Remunst Answer Units ?
Problem 4.56 A20-kg cart and a 3.0-kg cart collide on a low-triction track. The 3.0-kg cart is initially moving at 3.0 m/s to the right, but after the collision it is moving at 6.5 m/s to the right. After the collision, the 2.0-kg cart is moving to the right at 4.0 m/s. Part A If the direction from left to right is positive, what was the 20-kg carts initial velocity? Express your answer with the appropriate units. Submit Part B Value EM Resvest Answer What would your answer be if, other quantties being unchanged the 30-kg cart were initially moving to the lat 3.0 m/s Express your answer with the appropriate units. PA Units Value ? Units 9 of 10 Bere