Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an archer pulls the drawstring back 62 cm from its rest position and holds it in position with a force of 170 N. If the mass of the arrow is 59 g and the "spring" is massless, what is the speed (in m/s) of the arrow immediately after it leaves the bow?

Q: A arrow of mass 0.01 kg moving horizontal suddenly strikes a block of wood of mass 8.6 kg that is…

A: Mass of the arrow is m = 0.01 kg Mass of the wooden block is M = 8.6 kg Length of the string is h =…

Q: A soccer ball with mass 0.420 kg is initially moving with speed 2.00 m/s. A soccer player kicks the…

A: Mass of the ball = 0.420 kg Initial speed = Vi = 2 m/s Final speed = Vf = 6 m/s Force applied = F =…

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough…

A: a)The magnitude of net force is,

Q: Assume that the force of a bow on an arrow behaves like the spring force. In aiming the arrow, an…

A:

Q: An object of mass m = 30 kg initially travels to the right at a speed of v = 20 m/s, as seen below:…

A:

Q: A boy slides down a hill on a sled (total mass of 40 kg) and coasts onto a flat plain with a speed…

A: GivenTotal mass (m) = 40 KgInitial velocity (U) = 5.8 m/sFinal velocity (V) = 0Force of friction (F)…

Q: Bungee Jumping is an extreme adventure for thrill-seekers. A jumper weighing 65-kg is tied to a 0.21…

A:

Q: Starting with an initial speed of 5.00 m/s at a height of 0.300 m, a 1.50-kg ball swings downward…

A: (a) By energy conservation, Potential energy changes into kinetic energy. Therefore, mgh = 12 mv2v=…

Q: A baseball travelling at a speed of 35 m/s has 89 J of kinetic energy. What is the mass of the…

A: Using the expression for kinetic energy, Ek=12mv2m=2Ekv2

Q: An object with a mass of 1.93 kg is initially at rest upon a horizontal, frictionless surface. An…

A: Given data: Mass of an object is, m= 1.93 kg The object is initially at rest, vi = 0 The applied…

Q: 3. A goft ball of mass 0.058 kg is hit off the tee at a speed of 25 m/s. The golf club was in…

A: Mass of the ball (m)=0.058 kg Final Speed (v)=25 m/s Time of contact∆t=2.5×10-3 s

Q: 9. What is the velocity of a 5000 kg truck whose KE is 360 kJ? Group of answer choices 31 m/s 144…

A: Given value--- mass = 5000 kg. Kinetic energy = 360 kJ. We have to find--- velocity?

Q: 45-g baseball was hit with an average force of 115 N over a distance of 5.75 m. What is the speed of…

A:

Q: If a 1.6 kg object is initially at rest on a frictionless, horizontal surface and subjected to a…

A: Given data:  Mass (m) = 1.6 kg Initial velocity = 0 m/s Force (F) = 12.2 N Distance (d) = 3.99 m…

Q: During the pitching motion, a baseball pitcher exerted an average horizontal force of 60 N against…

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Q: A computer on the table is at rest. This means that   A. Computer has no energy   B. No net…

A: Balanced forces are the force that acts on the object in an equal magnitude and opposite direction.…

Q: Jestoni pulls Junry whose mass is 55 kg and who is sitting on a swing with rope of length 4 m,…

A: Given: The mass (m) of Junry is 55 Kg. The length (h) of the rope is 4 m. The angle (θ) rope makes…

Q: You and your friend Peter are putting new shingles on a roof pitched at 23 ∘ . You're sitting on the…

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Q: A railroad car of mass 2.85 x 10^4 kg moving at 2.60 m/s collides and couple with two coupled…

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Q: A block of mass 0.5 kg is initially resting against the spring, compressing the spring at a distance…

A: mass of block (m) = 0.5 kg spring constant (k) = 400 Nmcompression in the spring (∆x) = 15 cm = 0.15…

Q: A 34.g golf ball is at rest on a tee. A golfer swings his club and hits the ball so that the club…

A: Given: The mass of the golf ball is 34 g. The average force is 390 N. The duration of force is 5.9…

Q: A golf club strikes a 0.062-kg golf ball in order to launch it from the tee. For simplicity, assume…

A: Suppose a golf club hits a ball having mass m with the force F and the golf club is in contact with…

Q: A ball having mass 6.5kg and velocity 6.3m/s travels due east. An impulsive force at point O, makes…

A: Mass of ball (m)=6.5 kg Initial velocity of ball (u→)=6.3 i^ m/s Final velocity of ball (v→)=8.1 j^…

Q: A car of mass 1200 kg climbs a 300 hill with vertical height of 100 m. If the car has a net forward…

A: Given: Mass (m) = 1200 kg Force (F) = 70000 N

Q: A body of mass 10 kg at rest is acted upon simultaneously by two forces 4 N and 3 N at right angles…

A:

Q: mass m = 0.200 kg sits on a frictionless, horizontal air track, connected to a spring with force…

A: Givenm=0.2 kgk=5 N/mInitial stretched length, xi=0.1 mRelease from restInitial velocity ,…

Q: A stationary 1.67-kg object is struck by a stick. The object experiences a horizontal force given by…

A:

Q: A deep space probe of mass 4.55 x104kg  is travelling at an initial speed of 1.22 x104m/s. The…

A: Given value--- mass = 4.55 × 104 kg. initial speed = 1.22 × 104 m/s. force = 3.85 × 105 N. distance…

Q: Starting with an initial speed of 5.00 m/s at a height of 0.300 m, a 1.50-kg ball swings downward…

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Q: Figure shows two blocks connected by a massless string that passes over a frictionless pulley. The…

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Q: A block of mass m = 2kg slides across a flat surface with friction present. If the block starts with…

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Q: Find the magnitude and direction of the net force on the crate while it is on the rough surface.

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Q: ock of mass m = 2kg slides across a flat surface with friction present. If the block starts with a…

A: We know that the  third equation of the motion is given as  v2= u2+2as here v is the final velocity…

Q: Two blocks of mass 4 kg and 3 kg are each initially 7 m above the ground and they are connected with…

A: To solve this question, we will use the concept of pulley mass system. Given, Mass of the two blocks…

Q: A block of mass ? = 0.25 kg is connected to a vertically oriented spring with a force constant of ?…

A: Given,mass of the block, m = 0.25 kgforce constant, k = 50 N/m Pulley is friction less so no other

Q: An object of mass 12.9 kg enters a rough floor with speed of 10.1 m/s. The coefficient of friction…

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Q: A net force along the x-axis that has x-component Fx = -12.0 N + (0.300 N/m2)x2 is applied to a 5.00…

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Q: Alex throws a 0.15-kg rubber ball down onto the floor. The ball's speed just before impact is 4.5…

A:

Q: Mickey, a daredevil mouse of mass 0.0201 kg,0.0201 kg, is attempting to become the world's first…

A: Given: mass m = 0.0201 kg spring constant k = 87.5 N/m distance x = 0.145 m speed v = 2.15 m/s…

Q: An Atwood’s machine is set up by suspending two blocks connected by a string of negligible mass over…

A: The acceleration (a) of the block of mass m = 3 kg be calculated as, F=maa=Fm=30 N-20 N3 kg +2 kg=10…

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.870 m/s  encounters a rough…

A: (a)  Write the expression for net force on the crate .

Q: 1.2-kg rubber ball of speed of 8.0 m/s hits a floor and bounds back at speed of 6.0 m/s. Suppose the…

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Q: A hunter holds a 4.0 kg rifle and fires a bullet of mass 5.0 g with a muzzle velocity of 250 m/s.…

A:

Q: A block of mass 0.2 kg is launched by a spring k1 = 2.0 N/m as shown below. The block moves along a…

A: Given: The mass of the block: m = 0.2 kg. The spring constant of the first spring: k1 = 2.0 N/m.…

Q: A man pushing a crate of mass  m = 92.0 kg  at a speed of  v = 0.875 m/s  encounters a rough…

A:

Q: A 0.07 kg hockey puck slides across an icy surface and experiences a small friction force of 0.08 N…

A:

Q: An arrow, starting form rest, leaves the bow with a speed of 25.0 m/s. If the average force exerted…

A: The given data are: u=25 m/sF'=2F Here, u is the speed in the first case, F' is the average force in…