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- A 800 kg car is moving at 20 m/s. The driver sees a barrier in front of him. If it takes the car 50 meters to come to a stop, how much of the minimum average net force is needed to stop (in N)? О а. 3200 O b. 2286 O C. 2667 O d. 2906 O e. 2000I need help with these questions and I need an explanation Is the answer for 8: A. -20 m/s/s B. 3.33 m/s/s C. -6.7 m/s/s D. 20 m/s/s Is the answer for 6: A. 8 m/s B. 40 m/s C. 20 m/sMo 'm' Vo Mo Vz Two CARTS, EACIH Of mASs M ARE AT REST. A smAu Ò BJECY OF MASS Mo iS LAUNCHED WITH A SPEED o As SHOWN, AND IS THEEN CAUGHT TBy THE OTHER CART, IN TERMS OF mo, Vo M, WHAT is ノ THE FINAL RINETIC ENERCY OF THE 3 OBJECT SSTEM?
- A bicycle has a momentumn of 25 kgm/s. What momentum would the bicycle have if it had twice the mass and moving with twice the speed? O a. 6.25 kgm/s O b. 25 kgm/s Oc. 100 kgm/s O d. 50 kgm/sPhysical Scien. Iomentumi KD SISI 5. If an object traveling at 20 m/s (about 44 miles per hour) has a momentum of 800Kg*m/s, what is the object's mass? 6. A locomotive has a mass of 200,000 Kg. It is moving at 4.5 m/s (10 miles per hour). How fast would a car (mass 1000Kg) be traveling to have the same momentum? 7. In a sentence or two, describe what you think would happen if the car and locomotive in #6 above ran head on into each other if they have the same momentum. 8. If you can run 6.7 m/s (15 miles per hour) while holding a 3.5 Kg (8 pound) shot put, how much momentum does the shot put have? 近A Physical Scien. Isis Varon-Benitez - WS Momentum RB 1. A 100Kg man is running at 5.6m/s. What is his momentum? 2. Scott McCartney, a US Olympic Ski Team member was going 39 m/s (88 miles per hour) in the downhill ski race when lost his balance and fell. He has a mass of 65Kg. What was his momentum? 3. How fast would a ping pong ball (mass 0.0027Kg) have to be traveling to have the same momentum as Scott McCartney just before he fell? (Use momentum from problem 2) 4. If a 40 Kg object has a momentum of 400Kg*m/s, how fast is it traveling? 5. If an object traveling at 20 m/s (about 44 miles per hour) has a momentum of 800Kg*m/s, what is the object's mass? 6. A locomotive has a mass of 200,000 Kg. It is moving at 4.5 m/s (10 miles per hour). How fast would a car (mass 1000Kg) be traveling to have the same momentum?
- 2. What is the velocity of a shot put with a mass of 7.3 kg and momentum of 22 kO m moving in the forward direction? ealuqml STBORAT AUOY TE3M 01 elds ed liw uoy.noaeel.ain to bns ert JA Ron M 3. What is the mass of a bullet that is moving with a velocity of 900 m/s and has a momentum of 4.5 kg-m/s? ECOME smoidong priwoliol ent evloe eeneltend onivl02 moldo19.t yivA hstho bro yloen fotulce wollot a to bss not muionomon ovio emb lo vik wOw nwoml eiUsi ledioesd pd 02.0 A (D 4. If a 30-kg boy riding a 7-kg bicycle has a total momentum of 115 kg •m/s, what is th velocity of the boy and the bicycle put together?1. A 300 kg motorcycle moves at a velocity of 50 km/h. what is its momentum? 2. What is the velocity of a 2000kg car that has a momentum of 50000 kg m/s?5. Suppose an object is moving in the air. It has a kinetic energy of 273 J and a momentum of 25.2 Kg-m/s at a particular instant. At this instant, a. What is the speed of an object? b. What is the mass of the object?
- My question is in the image. I dont quite know how to solve this. Every time I try to solve it I get -5195.57 kg*m/s which is wrong. How do I go about solving this correctly?poh e oe ere.emes to epnnd lediese nlvinb al.p plow orw Jons baon 4. In a billiard table, a ball of mass weighing 200 g rolls with a velocity of 2.0 m/s and rebounds back at 2.0 m/s. Solve the following: a.) Change in momentum b.) Impulse given to the ballPr6. A 5 kg mass moving with the speed 5 m/s collides with 4 kg mass moving with the speed 8 m/s as shown on the diagram below. After the collision, the two masses stick together and mov with velocity u. Find u.
