At a city park, a person throws some bread into a duck pond. Two 4.00-kg ducks and a 9.00-kg goose paddle rapidlytoward the bread, as shown in our sketch. If the ducks swim at 1.10 m>s, and the goose swims with a speed of 1.30 m>s,find the magnitude and direction of the total momentum of the three birds.

Q: A 3650-kg open railroad car coasts at a constant speed of 9.00 m/s on a level track. Snow begins to…

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Q: The best way to get an old-fashioned wooden sled (which can be quite heavy) going on the snow is to…

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Q: A 230g bullet moving at 442 m / s passes through a 10.0 cm thick block of wood and exits the block…

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Q: 1 2500kg railroad car moving with a speed of 3 m/s is linked with a 3500 kg railroad car moving away…

A: Given a 2500kg railroad car moving with a speed of 3 m/s is linked with a 3500 kg railroad car…

Q: On a frictionless canvas a 5.5 kg block can slide along the x-axis and is subjected to a force of 80…

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Q: A 88 kg man lying on a surface of negligible friction shoves a 66 g stone away from himself, giving…

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Q: 2. The great white shark can have a mass as great as 3400 kg. Suppose such a shark is cruising the…

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Q: plan .K 9א-ככ1 A 44.6-kg girl is standing surface. The girl begins to walk along the plank at a…

A: We need to calculate the velocity of plank relative to ice surface and the velocity of the girl…

Q: A 28000-kg open railroad car, initially coasting at 0.825 m/s with negligible friction, passes under…

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Q: A hungry 173 kg lion running northward at 84.5 km/hr attacks and holds onto a 33.5 kg Thomson's…

A: Given:-  The mass of the lion mL = 173 kg  in running northward vL= 84.5 km/h   Thomson's gazelle…

Q: Squids are the fastest marine invertebrates, using a powerful set of muscles to take in and then…

A: Mass of squid , ms = 1.40 kg Mass of water ejected by the squid, mw = 0.11 kg  Initial velocity of…

Q: A gun fires a 2.8 g bullet into a 195 g wooden block hanging from the ceiling as shown below. After…

A: Given  The mass of the bullet is m = 2.8 g. The mass of the wooden block is M = 195 g. The maximum…

Q: Two people (75 kg and 50 kg) skate together in a straight line at a speed of 5 m/sec. They push each…

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Q: Squids are the fastest marine invertebrates, using a powerful set of muscles to take in and then…

A: Let the initial momentum of the water - squid system be denoted as pi and let the final momentum of…

Q: A 2800 kg cannon loaded with a 32 kg cannonball is at rest on frictionless level ground. The cannon…

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Q: Two wooden pucks approach each other on an ice rink as shown in the figure. Puck #2 has an initial…

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Q: A 65.0-kg basketball player jumps vertically and leaves the floor with a velocity of 1.80 m/s…

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Q: You have two identical cars, both of mass 2,459 kg. The first one is moving to the left with an…

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Q: Suppose a clay model of a koala bear has a mass of 0.205 kg and slides on ice at a speed of 0.745…

A: The total momentum of an isolated system remains constant. Initially, the koala bear slides with a…

Q: Two identical cars, each traveling at 16 m>s,slam into a concrete wall and come to rest. In car A…

A: The force (F) applied on a body whose momentum changes from p0 to p in time (t) is given by Newton’s…

Q: A 150-grain .30-60 bullet has a mass of 0.01 kg and a muzzle velocity of 900 m/s. If it takes 1 ms…

A: The mass of the bullet is m = 0.01 kg. The initial velocity of bullet is 0 m/s. The muzzle velocity…

Q: The man jumps from the window of a burning hotel and lands in a safety net that stops him fall in…

A: The guy enters the net at velocity u=27m/s. the net stops him from falling in 0.5m i.e., the guy…

Q: In a ballistic pendulum experiment, a small marble is fired into a cup attached to the end of a…

A: given the ballistic pendulum of mass m = 0.25 kg mass of the marble is M = 0.0295 kg and the Initial…

Q: A 1.55-kg falcon catches and holds onto a 0.675-kg dove from behind in midair. What is their final…

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Q: With what impulse does a 0.30-kg newspaper have to be thrown to give it a velocity of 3.4 m/s?…

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Q: Warrior Princess Xena (65 kg) swings from a rope and kicks a 100 kg bad guy in the breast with her…

A: In the given situation Princess Xena swings from a rope therefore she must be carrying some momentum…

Q: Squids and octopuses propel themselves by expelling water. They do this by keeping water in a cavity…

A: Here, we apply conservation of momentum to get the required values.

Q: 107.5-kg rugby player is initially running at 8.5 m/s in the positive direction, but collides…

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Q: Based on the principle conservation of linear momentum, which statement is true ? (Ma and Mp are…

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Q: s shown in the figure below, we have three air carts (labeled #1, #2, and #3) on an air track. The…

A: Given:- The carts are equipped with spring bumpers so that all collisions are elastic. The masses of…

Q: A completely inelastic collision occurs between two balls of wet putty that move directly toward…

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Q: Squid rely on jet propulsion when a rapid escape is necessary. A 1.5 kg squid at rest pulls 0.10 kg…

A: Given data: Mass of squid, m1=1.5 kg Mass of water, m2=0.10 kg Velocity due to ejection of water,…

Q: A 2kg ball is subjected to a 40 N upward force. Find the momentum of the ball after 5 s if it is…

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Q: In an experiment, you throw a rubber ball of mass m = 25.0 g onto a block of mass M = 250 g that is…

A: Given information: The mass of the ball, m=25.0 g=25.0×10-3 kg The mass of the block, M=250 g=0.250…

Q: In movies, we often see epic fight scenes, yet they are rarely accurate. Here is the scenario:…

A: The objective of the question is to apply the principle of conservation of linear momentum to a…

Q: The superheroine Xanaxa, who has a mass of 70.1 kg, is pursuing the 76.9 kg archvillain Lexlax. She…

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Q: Three carts are moving on a frictionless horizontal track as shown in the figure.  The 4.00 kg cart…

A: (given) By conservation of linear momentum, m1= 4kg, v1=7 m/sm2=10 kg, v2=6 m/sm3=3kg  ,v3 =7mm3/s…

Q: 23. What is the average momentum of an avalanche that moves a 40-cm-thick layer of snow over an area…

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Q: A 800- kg car collides with a 1300- kg car that was initially at rest at the origin of an x-y…

A: From the law of conservation of momentum, the x component of the initial speed of the lighter car…

Q: as shown in fig (1) ,m2 = 2 kg, h2 = 3 m ,ml = 4 kg, , h1 = 0.95 m, and µk = 0.25. esumate (a) the…

A: Given: m2=2 kg, m1=4 kgh2=3 m, h1=0.95 m Coefficient of kinetic friction is μk=0.25