Problem # 9 An archer pulls back 0.75 m on a bow which has a stiffness of 200 N/m. The arrow weighs 50 g. What is the velocity of the arrow immediately after release?

Q: A block had a final velocity of 4.14 m/s after a bullet had an inelastic collision with it. The…

A: The expression for the required distance is,

Q: A father (mF = 90 kg) and his daughter (mD= 42 kg) stand on a flat frozen lake of negligible…

A: Given data: Mass of father (mf ) = 90 kg Mass of daughter (md ) = 42 kg In the given problem,  there…

Q: 1. A 13.0 g acorn falls from Fest fr a 135 g bird gliding horizontally at 80.0 cm/s scoops it up…

A: According to conservation of momentum Momentum before collision = momentum after collision

Q: A knife thrower throws a knife toward a 300 g target that is sliding in her direction at a speed of…

A: Given Data:- Mass of the target is M=300g =300g×10-3 kg1 g=0.300 kg Initial speed of the target is…

Q: While walking through an orchard on a windy day, you see a 255 g apple hanging from a branch 10. m…

A: Mass of apple = 255 g  = 0.255 Kg  Initial height of apple = 10 m  Final height of apple where it is…

Q: A 1.00x104 kg railroad car is rolling at 6.00 m/s when a 4000 kg load of gravel is suddenly dropped…

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Q: 1. A 13.0 g acorn falls from rest from the top of a 32.0-m-high oak tree. When it is halfway to the…

A: Given: The mass of acorn is 13 g. The mass of the bird is 135 g. The initial speed of the acorn is 0…

Q: 32 cm 0= 57° M,M, 7. Two solid metal balls, M1 = 40 g and M2 = 60 g, are each suspended from 32 cm…

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Q: Problem B2. A small box of mass m = 1.50 kg starts from rest and glides down a smooth, frictionless…

A: In the given scenario, we need to determine if the work done by friction is independent of the…

Q: Problem B2. A small box of mass m = 1.50 kg starts from rest and glides down a smooth, frictionless…

A: Given data: -  The mass of the box is m = 1.50 kg. The height of the hill is h = 2.00 kg. The mass…

Q: A boy kicked a ball that has a mass of 65.0 g. The boy's foot was in contact with the ball for only…

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Q: A bullet is fired horizontally into a stationary block of wood that is suspended by a string and…

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Q: An 800 kg cannon mounted on wheels fires a 10 kg cannonball at 113.2 m/s. At what velocity does the…

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Q: A knife thrower throws a knife toward a 300 g target that is sliding in her direction at a speed of…

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Q: launches the rocket from a baseball outfield so in lands ontop of a new parking structure, 15 m…

A: Given:- The height of the rocket from the lunching point h = 15 m  The horizontal distance from the…

Q: A large piece of wood is at rest on a horizontal floor. The coefficient of kinetic friction between…

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Q: A bullet of mass m = 8.00 g is fired into a block of mass M = 270 g that is initially at rest at the…

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Q: A 28 g rifle bullet is fired at a 3.1 kg ballistic pendulum hanging on a 2.8 m long string and…

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Q: A ball of mass 200 g is released from rest at a height of 2.50 m above the floor and it rebounds…

A: Let's assume the upward direction as the positive direction. Consider the initial case. Mass of the…

Q: The coefficient of friction between the block of mass m₁ = 3.00 kg and the surface in the figure…

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Q: 3. A cubical box has been constructed from uniform metal plate of negligible thickness. The box is…

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Q: A 26-g rifle bullet traveling 240 m/s embeds itself in a 3.7-kg pendulum hanging on a 2.6-m-long…

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Q: At its lowest point it strikes and attached itself to a mass of 5.0 kg. Both objects remaining…

A: Kinematics.

Q: Block 1 with mass m slides from rest along a frictionless ramp from height h = 2.5 m and then…

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Q: 3. A 10 g bullet is fired into a 2.00 kg block sitting on a horizontal frictionless surface. The…

A: Given m=10g=0.01kg, M=2kg, θ=40⁰, μ=0.10, d=4.00m

Q: A 23-g rifle bullet traveling 220 m/sm/s buries itself in a 3.0-kg pendulum hanging on a 2.0-m-long…

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Q: A 1700 kg car is rolling at 1.9 m/s. You would like to stop the car by firing a 8.0 kg blob of…

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Q: A 5.5 kg block of wood resting on a platform was hit by a 12 g of bullet travelling upward with a…

A: Given, mass of the wooden block, m = 5.5 kg mass of the bullet, mb = 12 g speed of the bullet, ub =…

Q: a. A bullet of mass m is fired into a block of mass M that is at rest. The block, with the bullet…

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Q: An object at rest on a flat, horizontal surface explodes into two fragments, one seven times as…

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Q: A person with a mass of 50 kg is driving her car at a velocity of 20 m/s. The car is involved in a…

A: Write the impulse-momentum equation and rearrange the equation of obtain the expression of the time.…

Q: A ballistic pendulum consists of a 3.5-kg wooden block originally at rest, 0 = 0°. When a 2-g bullet…

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Q: You have been asked to design a "ballistic spring system" to measure the speed of bullets. A spring…

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Q: A hockey puck traveling at 30m/s on smooth ice is deflected by 01 = 30° from its original direction…

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Q: The figure below shows a ballistic pendulum consisting of a bullet a a block hanging from a string.…

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Q: You wake up one morning to find yourself in a strange room with opaque walls, and no visible doors…

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Q: A 7.00 g bullet is fired horizontally into a 1.20 kg wooden block resting on a horizontal surface.…

A: Using law of conservation of momentum, msys*v'=mbullet*v Where, msys= mbullet+mwooden block = 5+1200…

Q: loaded 305 kgkg toboggan is traveling on smooth horizontal snow at 4.60 m/sm/s when it suddenly…

A: The toboggan’s mass is, The distance traveled by the toboggan is, The toboggan’s initial speed is,…

Q: 0.185 kg golf club swings and hits a 0.045 kg ball. You are able to hit the ball in the elastic…

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Q: Bullet

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