What is the average momentum of an avalanche that moves a 40-cm-thick layer of snow over an area of 100 m by 500 m over a distance of 1 km down a hill in 5.5 s? Assume a density of 350 kg/m3 for the snow.

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: A 4.3-kg model rocket is launched, shooting 55.8 g of burned fuel from its exhaust at an average…

A: Given: Mass of model rocket M=4.3 kg Mass of burned fuel m=55.8 g=0.0558 kg Average speed of burned…

Q: Assume: Moving to the right is positive.A(n) 6.9 g object moving to the right at 20 cm/s makes an…

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Q: A 1.00-kg wooden block rests on a table over a large hole as in the figure below. A 5.25-g bullet…

A: Solution:-Given thatmass of wooden block (M)=1 kgmass of bullet (m)=5.25 g=0.00525 kgmaximum height…

Q: A 0.145- kg baseball with an initial speed of 23 m/s rebounds with a speed of 36 m/s after being…

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Q: A 10.0g bullet is stopped in a block of wood (m = 5.00 kg). The speed of the bullet–plus– wood as…

A: Given Data: The mass of the bullet is, m1=10.0 g The mass of the block of wood is, m2=5.00 kg The…

Q: Y What was the component of puck B's momentum after the collision? Give the component of momentum,…

A: The mass of puck A = 135 gThe mass of puck B = m gThe velocity of puck A = 71 cm/sThe velocity of…

Q: A 28000-kg open railroad car, initially coasting at 0.775 m/s with negligible friction, passes under…

A: The objective of the question is to find the final speed of the railroad car after it has been…

Q: A 250 g cart moving at a constant velocity of 3.5 m/s collides and sticks to a 750 g cart moving in…

A: Given data: Mass of 1st cart (m1 ) = 250 g = 0.250 kg Initial velocity of 1st cart (V1) = 3.5 m/s…

Q: "Ladies" refuses to burp, as it is considered impolite. As a result, the gradual buildup of pressure…

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Q: A 12.0 g bullet was fired horizontally into a 1 kg block of wood. The bullet initially had a speed…

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Q: A molecule with a speed of 300 m s-1 hits the wall of the container at an angle 40∘ with the normal…

A: Whether the collision is an elastic or an inelastic collision, the momentum gets conserved. The…

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: Betty (65 kg) and Zoe (57 kg) are fishing on opposite sides of a 4.0 m long raft (20 kg) when they…

A: Mass of the persons are m1 = 57 kg , m3 = 65 kg mass of the raft, m2 = 20 kg

Q: To protect their young in the nest, peregrine falcons will fly into birds of prey (such as ravens)…

A: Given: Mass of falcon is m1=0.75 kg Initial velocity of falcon isu1=22 m/s Final velocity of falcon…

Q: Cuttlefish use jet propulsion to move rapidly. To do this, a cuttlefish fills its muscular mantle…

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Q: A flying squid (family Ommastrephidae) is able to "jump" off the surface of the sea by taking water…

A: Given Let’s consider upward direction as positive   Mass of the squid ms = 0.71 kg Mass of water mw…

Q: What was the component of puck B's momentum after the collision? Give the component of momentum,…

A: The mass of puck A = 135 gThe mass of puck B = m gThe velocity of puck A = 71 cm/sThe velocity of…

Q: A rocket has the following characteristics: Initial mass = 250 kg Mass after rocket operation =135…

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Q: A 68 kg ice hockey goalie, originally at rest, catches a .111 kg hockey puck slapped at him at a…

A: The mass of the goalie is .The mass of the puck is .The initial speed of the goalie is .The initial…

Q: A 1000 kg car moving at 30 m/s due North collides completely elastically with a 1250 truck heading…

A: Given data:Mass of car, m = 1000 kg Initially velocity of car, u1 = 30 m/s (due north)Mass of truck,…

Q: A proton moving at v1 = 5.5 Mm/sMm/s collides elastically and head-on with a second proton moving in…

A: This problem can be solved by applying conservation laws to the head on collision system.First we…

Q: The drawing shows a sulfur dioxide molecule, SO2. It consists of two oxygen atoms and a sulfur…

A: Given data: The mass of sulfur atom is ms=2mo. Here, mo is the mass of oxygen atom.

Q: A paint-ball gun fires 65 g paint balls at 68 m/s. How many rounds per minute must be fired in…

A: Given data:  Mass of paint ball (m) = 65 g = 0.065 kg Velocity (v) = 68 m/s Time (t) = 1 minute = 60…

Q: A 0.018-kg bullet is fired into a stationary block of wood of mass of 4.95 kg. The relative speed of…

A: mass of bullet (m) = 0.018 kg Initial velocity of bullet (u) = 469 msmass of block (M) = 4.95 kg…

Q: You are lawn bowling and bowl a 540 g ball with a speed of 6.15 m/s. Unfortunately, your ball hits a…

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Q: Assuming the balls have êqual mass, what are the final velocities of the two balls? Assume: VoA = 10…

A: Proceeding by elastic collision process in the following way

Q: Consider an elastic collision between two balls. Find the magnitudes and directions of both…

A: Solution:   Given Values, Ball 1: mass (m1)= 1kg ; V1= 1 m/s, V2= 0.3 m/s  Ball 2: mass(m2)= 3kg ;…

Q: A young 32-kg ice hockey goalie, originally at rest, deflects a 0.14-kg hockey puck slapped at him…

A: Given that: The mass of the puck,  m2=0.14 kg The initial speed of the puck, u2=+36 m/s The mass of…

Q: “Ladies” refuses to burp, as it is considered impolite.  As a result, the gradual buildup of…

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Q: What average force is necessary to stop a bullet of mass 20 g and speed of 250 m/s as it penetrates…

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Q: Question 1. A block of ice mass m1 is sliding on an ice-covered valley when it collides with another…

A: (a) Given: The masses of blocks are m1 and m2. Introduction: An inelastic collision is a collision…

Q: A large fish with mass 4.9 kg suddenly accelerates to a velocity 3.3 m/s to the right to gobble up a…

A: given that  mass of large fish =4.9 kg velocity =3.3 m/s mass of small fish = 0.4 kg velocity =0.8…

Q: A 5.00 g object moving to the right at +20.0 cm/s makes an elastic head-on collision with a 10.0 g…

A: Given, Mass of the first object, m1=5 g Mass of the second object, m2=10 g The speed of the first…