A 5.4-kg fish swimming 1.0m/s swallows an absentminded 1.0-kg fish swimming toward it at a speed that brings both fish to a halt immediately after lunch.  Find the speed of the approaching smaller fish before lunch. Express you answer to two signinficant figures and include the appropriate units.

Q: As shown in the figure below, two blocks (m1 and m2) are each released from rest at a height of h =…

A: The speed of both blocks just before collision is, u=2gh=29.8 m/s24.08 m=8.94 m/s According to the…

Q: The largest animal ever to have lived on Earth is the blue whale. Consider a blue whale with a mass…

A: Speed V = 24 km/h = (24×5/18)m/s  = 6.67 m/s Momentum = MV  = (1.46 x 10^5)×(6.67m/s)  = 9.73×10^5…

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Q: As shown in the figure below, two blocks (m, and m,) are each released from rest at a height of h =…

A: Let the velocity of 1st block before collision be denoted by vi1. At the height h, the gravitational…

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Q: A 20.0-kg toboggan with 70.0-kg driver is sliding down a frictionless chute directed 30.0° below the…

A: Given: ..................................(Eq1) Free body Diagram... So,…

Q: A 90 kg man is standing still on frictionless ice. His friend tosses him a 10 kg ball, which has a…

A: Using Law of conservation of momentum, We have the Initial momentum will be  equal to final…

Q: Assume that a clay model of a kangaroo has a mass of 0.215 kg and moves on ice at a speed of 0.75…

A: Given: Mass of a clay model of a kangaroo 1 is       m1 = 0.215 kg  Initially velocity of clay model…

Q: A 0.035-kg bullet is fired vertically at 222 m/s into a 0.15-kg baseball that is initially at rest.…

A: The given values are,

Q: ed of 9.0 m/s. He is met at the goal line by a 130 kg linebacker traveling at 7 m/s. The running…

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Q: • A 54-kg person walks due north with a speed of 1.2 m>s, andher 6.9-kg dog runs directly toward…

A: The mass of the man M =54 kg The mass of the dog m=6.9 kg Take due north as positive direction and…

Q: A railroad freight car, mass 13000 kg, is allowed to coast along a level track at a speed of 3 m/s.…

A: It is given in the question that a railroad fridge car of mass 13000 kg Is moving with speed of 3…

Q: One object (m1 = 0.195 kg) is moving to the right with a speed of 1.85 m/s when it is struck from…

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Q: Assume that a clay model of a lion has a mass of 0.225 kg and slides on ice at a speed of 0.65 m/s.…

A: Consider the clay model of a lion of mass ml and slides with an initial speed  denoted by vl sticks…

Q: As shown in the figure below, two blocks (m, and m,) are each released from rest at a height of h =…

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Q: A car of mass m moving to the right with a velocity v1=13 m/s collides head on with another aan of…

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Q: 8.37 •• On a very muddy football field, a 110-kg linebacker tack- les an 85-kg halfback. Immediately…

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Q: A 15 kg little boy walking by the side of a pond , throws bread into the pond. A 6.00 kg duck and a…

A: 15 kg little boy walking by the side of a pond , throws bread into the pond. A 6.00 kg duck and a…

Q: Two groups of canoeists meet in the middle of a lake. After a brief visit, a person in canoe 1…

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Q: An accident occurs at the intersection of a road. A 4371 kg jeepney moving south at 25.8 m/s…

A: mass of jeepney = 4371kg initial velocity of jeepney = 25.8 m/s @south mass of motorela = 1430 kg…

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

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Q: in a cheerleading competition, a 65 kg cheerleader is tossed vertically upward with a speed of 3.75…

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Q: A girl of mass 47.0 kg jumps off the bow of a 66.0-kg canoe that is initially at rest. If her…

A: According to conservation of momentum -  Initial momentum = Final momentum  Expression for momentum…

Q: An object of mass 3 kg, moving with and sticks to an object of mass 2.00 kg with an initial velocity…

A: Write the equation of conservation of momentum.

Q: An pickup truck with mass 1.85  103 kg is traveling eastbound at +14.7 m/s, while a compact car with…

A: (a) Use the conservation of meomentum, as the external force is not acting on the system, the…

Q: What is the magnitude and direction of Jill's velocity after the collision?

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Q: Object A traveling east at 9.56 m/s collides with object B traveling west at 3.24 m/s. Object A has…

A: Dear student During collision, the momentum remains conserved. Also the coefficient of restitution…

Q: A 2500 kg delivery truck contains 125 cavans of rice, each of mass 50 kg. It is moving at a speed of…

A: Given: Mass of truck, M=2500 kg Mass of each cavern, m=50 kg Initial speed of truck, u=5.0 m/s Final…

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Q: What is the velocity (in m/s) of a 905 kg car initially moving at 25.0 m/s, just after it hits a 135…

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Q: E30 A ship of mass m and speed v strikes a stationary iceberg of mass 10 m. Find the resull- ing…

A: Mass of the ship = m Mass of the iceberg = 10m The velocity of the ship before collision = v…

Q: Consider a 935 kg car initially moving at 30.5 m/s.  a) what is the velocity of the car, in meters…

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Q: What is the velocity (in m/s) of a 905 kg car initially moving at 25.0 m/s, just after it hits a 125…

A: Given,

Q: ball 1 was Q.5. Two balls of masses m1 = 4 kg and m2 = 2 kg undergo an elastic collision. traveling…

A: The masses of the 2 balls are given m1 = 4 kgm2 = 2 kg Let's take the east direction as the positive…

Q: Consider a frictionless track as shown in thefigure.A block of mass 3.554 kg is released onthe track…

A: Consider the bottom point that is the level at which mass 14.216 kg lies is as datum level. Apply…

Q: A 20.0-kg toboggan with 58.3-kg driver is sliding down a frictionless chute directed θ = 27.6° below…

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Q: A falcon with a mass of 0.258 kg is flying along at a horizontal speed of 8.2 m/s and it sees a…

A: Using the conservation of momentum, pi=pfm1u1+m2u2=m1+m2vv=m1u1+m2u2m1+m2

Q: A block of mass 1.43 kg is placed on a frictionless floor and initially pushed northward, whereupon…

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Q: An accident occurs at the intersection of a road. A 4329 kg jeepney moving south at 23 m/s collides…

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Q: Running at 2 m/sec, Jack, the 45-kg quarterback, collides with Leon, the 90-kg tackle, who is…

A: Given value--- Jack initial speed = 2 m/s. Jack mass = 45 kg. Leon mass = 90 kg. Leon initial speed…

Q: Jack (mass 52.0 kg) is sliding due east with speed 8.00 m/s on the surface of a frozen pond. He…

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Q: 1 with a mass of 4.70 kg, moving right at a speed of 8.40 m/s along a iless surface, collides…

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Q: A block of mass 1.74 kg is placed on a frictionless floor and initially pushed northward, whereupon…

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