An arrow is accelerated out of a bow. What is the average force exerted on a 0.15 kg arrow if it is accelerated to a speed of 110 m/s in a time of 5 ms?

Q: A baseball with a mass of 275 g is pitched and reaches the catcher with a speed of 25 m/s. In…

A:

Q: Problem 3: An arrow is accelerated out of a bow. What is the average force exerted on a 0.15 kg…

A:

Q: A bullet is accelerated down the barrel of a gun by hot gases produced in the combustion of…

A: The objective of this question is to find the average force exerted on a bullet to accelerate it to…

Q: A baseball (m = 153 g) approaches a bat horizontally at a speed of 37.6 m/s (84.1 mi/h) and is hit…

A: To find:

Q: When jumping down, you can seriously injure yourself if you land on stiff legs. One way to avoid…

A:

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

A:

Q: 3. You wake up one morning to find yourself in a strange room with opaque walls, and no visible…

A: Given data:  Initial velocity (Vi) = 0 m/s Mass (m) = 75.8 kg Height (h) = 1.10 m Time (t) = 0.331 s…

Q: Dizzy is speeding along at 35.9 m/s as she approaches the level section of track near the loading…

A:

Q: In the Loblaws parking lot, the cart attendants decide to have some fun during a winter morning. The…

A: When the cart is at rest only two forces are present:1) Weight of the cart acting vertically down2)…

Q: A 7100-kilogram train car runs at a constant 16.0 m/s on a flat, frictionless track. Initially at…

A: Given data:  Mass of train car (m1) = 7100 kg Initial velocity of train car (V1) = 16.0 m/s Mass of…

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

A:

Q: Jessisa is doing an experiment. She knows that her alpha particle in her expirement has charge 2e…

A: charge on alpha particle (q) = 2echarge on gold nucleus (Q) = 79 eInitial distance between the gold…

Q: When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid…

A:

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

A:

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

A: Given data:  Mass (m) = 77.9 kg Initial velocity (Vi) = 0 m/s Height (h) = 1.79 m Time (t) = 0.302 s…

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: When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid…

A:

Q: A 40 gram bullet is shot from a gun and accelerates from rest to a velocity of 550 m/s in 2…

A: To find the average force Given, mass of bullet = 40 g = 0.04 kg Initial velocity Vi = 0 m/s Final…

Q: A dog weighing 36 kg, is standing on a flatboat so that he is 23 m from shore. He walks 16 m on the…

A: It is given that,

Q: Maxim machine gun fires 445 bullets per minute. Each bullet has a mass of 13g and a velocity of…

A: Write the given values of the problem- Mass of the bullet=13 g velocity=674 m/s Maxim machine gun…

Q: A baseball (m = 152 g) approaches a bat horizontally at a speed of 43.6 m/s (97.6 mi/h) and is hit…

A: mass of baseball (m) = 152 g = 0.152 kg Initial velocity (u) = 43.6 m/s Final velocity (v) = - 53.8…

Q: Dizzy is speeding along at 35m / s as she approaches the level section of track near the loading…

A: Dizzy is speeding along at u=35 m/s. A braking system abruptly brings the M=335-kg car (rider mass…

Q: A 30-gram bullet initially travelling at 500 m/s penetrates 12 cm into a wooden block. What average…

A: Given-           mass (m) = 30g           velocity(v) = 500 m/s            penetration (D) = 12 cm

Q: A soccer ball with mass 0.460 kgkg is initially moving with speed 2.10 m/sm/s. A soccer player kicks…

A: Given data:  Mass (m) = 0.460 kg Initial velocity (u) = 2.10 m/s Force (F) = 38.0 N Final velocity…

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

A: Given Mass of the person is m=63.1 kg Height from where the object is dropped is h=2.05 m Time taken…

Q: A student pushes a physics textbook of mass 1.11 kg across a table with a horizontal force of 5.81…

A:

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

A: 1850 NExplanation:

Q: Dizzy is speeding along at 30.4 m/s as she approaches the level section of track near the loading…

A: Given:- The initial velocity is u = 30.4 m/s  The final velocity is v = 3.95 m/s  The mass of the…

Q: baseball with mass m=m=0.145 kg is dropped from rest from a height of h=h=5.9 m above a baseball…

A:

Q: *11. GO A student (m = 63 kg) falls freely from rest and strikes the ground. During the collision…

A: It is given that,

Q: puck’s

A: The work-energy theorem can be applied here, work done=change in kinetic energy Work done by a body…

Q: A 45 g golf ball leaves the tee with a speed of 43 m/s after a golf club strikes it.  Determine the…

A: Given that, The mass of the ball is m=45 g The ball leaves the tee with a speed of 43 m/s

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

A: Given that: m=66.5 kgh=1.02 mu=0t=0.274 seca=?

Q: I am driving down the street at 23.4 mi/h and suddenly I see a squirrel. I slam on the brakes in…

A: Given that: Speed of car, u = 23.4 mi/h = 23.4 X 1.60 = 37.44 km/h= 10.4 m/s Time of decleration, t…

Q: About 70 g of blood is pumped from a person's heart into the aorta during each heartbeat. The blood…

A:

Q: When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid…

A: Given:-  Mass of man (m) = 84.8kg Before hitting the ground man has speed = 7.88m/s  Time taken (t).…

Q: A stationary 1.57-kg potato is struck by a stick, delivering a horizontal force of F(t) = at — bt²…

A:

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

A:

Q: Dizzy is speeding along at 31.1 m/s as she approaches the level section of track near the loading…

A: Initially speed of Dizzy's car =31.1m/s Final speed of Dizzy's car =3.5m/s Distance cover during…

Q: A 480-gram ball is traveling horizontally at 11.9 m/s to the left when it is suddenly struck…

A: According to the Newton's second law, the rate of change of momentum is equal to the force.  F→ =…

Q: A student of mass 63 kg falls freely from rest and strikes the ground. During the collision with the…

A:

Q: When jumping straight down, you can be seriously injured if you land stiff-legged. One way to avoid…

A: Given:- The mass of the man is m = 69.5 kg  The ground has a speed of v = 8.82 m/s  Find:-  (a) In a…