judy (mass 40 kg), standing on slippery ice, catches her leaping dog (mass = 15 kg) moving horizontally at 3 m/s. What is the speed of Judy and her dog is after the catch?

Q: A billiard ball (1kg) and a big piece of chewing gum (0.2kg) are moving at each other. The billiard…

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Q: consider two balls A and B having the same masse. Initially, the ball B is at rest and the ball A is…

A: Initially, only ball A was moving in x-direction and ball B was at rest.

Q: An 2100 kg asteroid travels through space at a constant 5 km/s in the +y direction. An alien…

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Q: nched into deep space, where gravity is negligible. In the first second, it ejects 1/160 of its mass…

A: GivenA rocket is launched into deep spaceIn the first second, it ejects 1/160 of its massa=15.5 m/s2

Q: Ball A has a mass of 1.2 kg and travels at 5.0 m/s in the direction shown in the figure where θ=16°.…

A: The mass of ball A is mA = 1.2 kg The speed of ball A before the collision is vA = 5 m/s at an angle…

Q: A 0.15 kg arrow with a velocity of 18 m/s to the east strikes and pierces an 8-kg target at rest.…

A: Given that, m1=0.15 kgv=18 m/sm2=8 kg According to the conservation of momentum the initial momentum…

Q: A 50.0-kg boy runs at a speed of 22.76 m/s and jumps onto a cart as shown in the figure. The cart is…

A: Because no force involve in the process so net external force on boy plus cart system remains zero.…

Q: A spaceship has a mass of 80 kg at rest and accelerates to high speed. A person at rest on the…

A: Rest mass spaceship is 80 kg  A person at rest on the ground observed that the spaceship has 100 kg

Q: S5. The diagram below shows a billiard cue ball A of mass m which is initially moving along the y…

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Q: Kyle, a 95.0 kg football player, leaps straight up into the air (with no horizontal velocity) to…

A: Given,mass of the football player, M = 95.0 kgmass of the ball, m = 0.430 kgheight above the ground,…

Q: A 180-g billiard ball is shot toward an identical ball at velocity vi = 7.60 m/s. The identical ball…

A: A 180-g billiard ball is shot toward an identical ball at velocity vi = 7.60 m/s. The identical ball…

Q: Two train cars, each of mass 18.6 tons collide along a one-dimensional track in a completely elastic…

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Q: A stationary astronaut is 181 m from her spaceship.  She has exactly 186 seconds left of oxygen left…

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Q: A girl launches a toy rocket from the ground. The engine experiences an average thrust of 5.26 N.…

A: The thrust experiences by the rocket, F=5.26 N The initial mass of the rocket, mi=25.3 g The mass of…

Q: The figure below shows a metal ball with a mass of 3.08 kg bouncing off a wall. The ball has the…

A: mass, m = 3.08 kg  speed, v = 10 m/s  Angle from X axis, A = 90° - 60° = 30° time, t = 0.172 s

Q: A satellite fires a thruster for 2 seconds to increase its speed by 3.0 m/s. If the satellite is 28…

A: According to the impulse-momentum theorem, we know that the change in momentum of a particle is…

Q: 0780938042 حمد العزام Ex : Two billiard balls are travelling to the right with speeds (v1 = 0.5 m/s)…

A: According to the principle of conservation of momentum, the total momentum of the system must be…

Q: #7. An upright object is placed between the focal point, F, and the center of curvature, C, of a…

A: the above formula is used for mirrors. when u is between F and C, the image would be beyond C below…

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: Given that            the mass of the bullet is (m) = 0.04Kg            The speed of the bullet is…

Q: Consider a 33.2 kg block of wood sliding with 2.8 m/s to the left (in the negative xdirection) on an…

A: we can use the conservation of momentum equation:Initial momentum = Final momentumInitial momentum…

Q: Ethel is sitting on a park bench feeding the pigeons when a child's ball rolls toward her across the…

A: Given parameters: Mass of pocketbook = 1.9kg Velocity = 20m/s time of impact = 0.4s     Unknown:…

Q: A man holding a rock sits on a sled that is sliding across a frozen lake (negligible friction) with…

A:

Q: The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north…

A: Mass of the eagle=M1 Mass of the pigeon=m2

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: An 19.0-kg fish moving horizontally to the right at 3.11 m/s swallows a 2.2 kg fish that is swimming…

A: The speed of large fish immediately after its lunch is  V = 2.02 m/s

Q: Suppose that a garbage truck is 1.3 × 104 kg and is initially moving at 26.5 m/s. What is the speed…

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Q: Chapter 09, Problem 079 Your answer is partially correct. Try again. A rocket, which is in deep…

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Q: Problem 21:   A railway car with a mass of 3760kg moves along horizontal tracks at a constant speed…

A: Given data : Initial mass of car (m1) = 3760 kg Initial speed of car (v1) = 4.66 m/s  Final speed of…

Q: A satellite fires a thruster for 3 seconds to increase its speed by 3.0 m/s. If the satellite is 20…

A: given , mass of the satellite , m = 20 kg speed increased , (final speed - initial speed)= (v-u) =…

Q: Vo = 5 m/s A B 50° 40° Vc -6° VB = 2.8 m/s VA

A:

Q: Judy has a mass of 72.0kg and stands on slippery ice. She catches her leaping dog (mass 15.0kg),…

A: the speed of Judy and her dog after she catches him = ?

Q: A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one…

A: According to the momentum conservation principle, the total momentum of the system must be…

Q: The mass of a particular eagle is twice that of a hunted pigeon. Suppose the pigeon is flying north…

A:

Q: Kyle, a 90.0 kg football player, leaps straight up into the air (with no horizontal velocity) to…

A:

Q: Kyle, a 80.0 kg football player, leaps straight up into the air (with no horizontal velocity) to…

A:

Q: A 170-g billiard ball is shot toward an identical ball at velocity vi = 6.90 m/s.The identical ball…

A:

Q: Car A is moving to the right at 0.5m/s. Meanwhile, Car B, which is 6 meters to the right of car A…

A: Velocity of car A = 0.5 ms towards right Velocity of car B = 0.25 ms  towards left Distance between…

Q: hawkeye shoots an arrow with a mass 35g. the force on the arrow as it is shot through the 25 cm bow…

A: The mass of the arrow is given as 35 grams. To use it in our calculations, we need to convert it to…

Q: A 50.0-kg boy runs at a speed of 8.5 m/s and jumps onto a cart as shown in the figure. The cart is…

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Q: Betty (mass 35 kg) stands on an ice rink as Bubbles (her hyperactive puppy, mass 8.6 kg)) runs…

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Q: Anthony is just relaxing since its summer vacation and actually put on some weight too and is now 90…

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Q: A 10-m-long glider with a mass of 680 kg (including the passengers) is gliding horizontally through…

A: Given,

Q: A spaceship has a mass of 600 kg at rest and accelerates to high speed. A person at rest on the…

A: This question deals with the theory of relativity,   The rest mass of the spaceship m0=600 Kg the…