A bullet, having a mass of 0.0400 kg moving with a velocity of 450 m/s penetrates a distance of 0.0800 m into a wooden block firmly attached to the earth. Assuming a constant accelerating force, compute the following: a) the acceleration of the bullet, b) the accelerating force, c) the time of acceleration, and

Q: A net external force of magnitude 50N acts in a 2.4 kg object for 10 s. What is the magnitude of the…

A: Given data:  Force (F) = 50 N Mass (m) = 2.4 kg Time interval (Δt) = 10 s Required: The magnitude of…

Q: two masses A and B are approaching each other with velocities 4.5 m/s and 7.2 m/s respectively. the…

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Q: A bullet, having a mass of 0.04 kg moving with a velocity of 450 m/s penetrates a distance of 0.08 m…

A: The expression for the acceleration of the bullet from the kinematic equation, v2=v02+2ada=v2-v022d…

Q: A 60-kg running back moving north at 4.0 m/s experiences a southward impulse of 300 N•s. What is the…

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Q: A soccer ball has a mass of 0.40 kg. Initially, it is moving to the left at 20 m/s, but then, it is…

A: mass of the soccer ball = 0.4 kg fir sign convention we will horizontal right and vertical upwards…

Q: A girl weighing 490 N jumps from a tree, and her center of mass falls a vertical distance of 1.80 m.…

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Q: A bullet having a mass of 0.05 kg, moving with a velocity of 400 m/s penetrates a distance o 0.1 m…

A: According to Work Energy Theorem the work done in a dynamic system is equal to change in kinetic…

Q: An inelastic collision occurs in which , a 15 kg block ,A, travelling at 7 m/s collides with a…

A: Given data:  Mass of block A (mA) = 15 kg Initial Velocity of block A (VA ) = 7 m/s Initial velocity…

Q: Starting from Newton’s second law of motion, prove that impulse imparted on an object is equal to…

A: From Newton's laws of motion we need to prove that impulse imparted on an object is equal to the…

Q: An astronaut of mass 210 kg including his suit and jet packwants to acquire a velocity of  2.0 m/s…

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Q: The average accelerating force exerted on a 2.00 kg shell in a gun barrel is 1.00 × 104 N, and the…

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Q: While a box is moving to the right, a constant force of 645 N is applied on it to the left in 2.00…

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Q: a car of mass M traveling at velocity v1 to the right strikes a wall and bounces back with a…

A: a)The impulse and the average force on the car is,

Q: A football player with a mass of 60 kg and a velocity of 10 m/sec due east collides head-on with a…

A: Momentum of an object is a measure of its motion. The momentum of an object is determined as the…

Q: A girl weighing 470 N jumps from a tree, and her center of mass falls a vertical distance of 2.10 m.…

A: weight of girl (w) = 470 N distance moved in vertical direction (d) = 2.10 m

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: ve the problems about momentum, impulse, the center of mass and conservation of momentum. A car with…

A: Case-1 Given values:- Mass of the car,(m)=1500000 gm=1500 kg ----(1) Velocity of car,(v)=10 m/sec…

Q: A 5.25-g bullet is fired into a 360-g block of wood suspended as a ballistic pendulum. The combined…

A: Mass of bullet (m) = 5.25 g mass of block of wood (M) = 360 g Maximum height of combination (h) =…

Q: Two automobiles of equal mass approach an intersection.One vehicle is traveling with velocity 13.0…

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Q: The magnitude of the net force exerted in the x direction on a 2.60-kg particle varies in time as…

A: Given data: Mass of the particle, m=2.60kg

Q: The magnitude of the net force exerted in the x direction on a 2.5 kg object varies in time as shown…

A: Mass of the object is m = 2.5 kg Impulse (∆p) of the force is given by- ∆p=F∆t Here, impulse is the…

Q: The rocket takes off from Earth and reaches a speed of 130 m/s in 13.0 s. If the exhaust speed is…

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Q: What force is needed to stop a 1200-kg car in 15 seconds if it is moving at 18.5 to 25.4 m/s?…

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Q: A ball with mass m travels with speed v perpendicular to a uniform stick with mass m and length l,…

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Q: A 75 kg block moves with a velocity of 7 m/s and moves for 5 seconds from rest, if the coefficient…

A: Data known, Mass of the block Mb is 75kg, Initial velocity v1 is 0m/s, Final velocity is v2 is 7m/s,…

Q: At the instant a 2.0-kg particle has a velocity of 4.0 m/s in thepositive x direction, a 3.0-kg…

A: x-coordinate of speed of centre of mass will be,

Q: In a collision, the next impulse experienced by an object is equao to its momentum change? True or…

A: Impulse is a term that quantifies the overall effect of a force over a period of time. For a…

Q: In Section 1.4, we considered the collision of a karate expert’s hand with a concrete block. Based…

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Q: Suppose a child drives a bumper car head on into the side rail, which exerts a force of 2200 N on…

A: The given data are:

Q: Ball having mass 5.5kg and velocity 7.6m/s travels to the east. Impulse given at point O, makes it…

A: Mass of ball (m) = 5.5 kg Initial velocity (u) = 7.6 ms i^ final velocity (v) = 4.8 ms j^

Q: A 13 kg hammer strikes a nail with a velocity of 13.0 m/s and comes to rest in a time interval of…

A: The impulse is same as change in momentum. that is, J=mu-mv

Q: Suppose a child drives a bumper car head on into the side rail, which exerts a force of 2000 N on…

A: Given: The force exerted is F=2000 N The duration is t=0.600 s

Q: Momen2m. An average net force of F = (43.0 [N]) ↑ is applied to a 5.00 [kg] that has an initial…

A: Given that- Block mass=5kg F=43.0 î N Initial velocity(v)=-3 îm/sec ∆t=2.00 sec To determine that…

Q: while playing squash, a ball of mass 0.500 kg with speed 15.0 m/s collides with a wall and bounces…

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Q: A ball struck by a bat experiences a change in momentum of 42 kg m/s . If the time of interaction is…

A: Change in momentum = 42 kg.mstime of interaction (t) = 0.29 seconds

Q: An 500 kg cannon and a 20 kg cannonball are both initially at rest. If the cannon fires the nnonball…

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Q: An 11.5 g projectile is launched at a velocity of 195 m/s. What is the momentum of the projectile?

A: Given,  Mass of the projectile =11.5 g Velocity of the projectile =195 m/s We have to find the…

Q: max 20,000 N, t, = 1.5 ms, and t, = 3 ms. From this curve, determine the An estimated force-time…

A: The time interval,

Q: A ball of mass 0.191 kg with a velocity of 1 45 î m/s meets a ball of mass 0.B01 kg with a velocity…

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Q: USING THE UAM FORMULA, SOLVE: A constant force of 3.5 N acts on a 7 kg block, initially at rest,…

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Q: A 50 kg person, running horizontally with a velocity of 3.0 m/s, jumps onto a 10 kg sled that is…

A: After the collision, the person sticks to the sled.Use the conservation of momentum,

Q: A girl weighing 485 N jumps from a tree, and her center of mass falls a vertical distance of 1.90 m.…

A: Answer Weight of the girl W = 485 N Distance moved in vertical direction d = 1.90 m

Q: Consider a ballistic pendulum with mass 4 kg. A bullet with mass 0.005 kg hits it with a velocity of…

A: Given, Mass of the ballistic pendulum, mp=4 kg Mass of the bullet, mb=0.005 kg Velocity of the…

Q: A force with a magnitude of 21 N is applied to an 7.1 kg object. How long would the force have to be…

A: From Newton’s second law of motion:

Q: A 3.00 Kg block of wood is moving on a frictionless horizontal surface with a velocity of 10.0 m/s.…

A: