A 764-N man stands in the middle of a frozen pond of radius 6.0 m. He is unable to get to the other side because of a lack of friction between his shoes and the ice. To overcome this difficulty, he throws his 1.2-kg physics textbook horizontally toward the north shore at a speed of 6.0 m/s. How long does it take him to reach the south shore? _____s

Q: A 20.0 kg wood ball hangs from a 1.10 m -long wire. The maximum tension the wire can withstand…

A:

Q: A 2.8 kg ball strikes a wall with a velocity of 6.7 m/s to the left. The ball bounces off with a…

A:

Q: The heaviest watermelon weighed in at 159 kg (350.5 lbs.) and was grown by Chris Kent (USA) of…

A: The mass of the watermelon, m=159 kg The height of the building, h=150 m The acceleration due to…

Q: son throws a 0.5 kg ball up in the air in 1.1 s. During this process the position of the ball…

A: Given  Mass m = 0.5 kg  Initial velocity u = 0  Final velocity v = 7 m /s  Displacement s = final…

Q: A person slaps her leg with her hand, bringing her hand to rest in 260 ms from an initial speed of…

A:

Q: A 829 g rubber ball was vertically pushed downward at 1.03 m/s from a height of 80.3 cm above a…

A:

Q: Most geologists believe that the dinosaurs became extinct 65 million years ago when a large comet or…

A:

Q: An atomic nucleus at rest decays radioactively into a smaller nucleus and an alpha particle (i.e. a…

A: Given:An larger nucleus decays into a smaller nucleus andan alpha particle. Speed of alpha particle,…

Q: Problem 3. On a hockey table, pucks A and B of 170 g each impact according to the figure shown. If…

A:

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: cat of 20 kg mass is running at 8.0 m/s toward a stationary skateboard with a mass of 2 kg. The cat…

A:

Q: Kieran takes off from rest down a 50 m high, 10° slope on his jet-powered skis. The skis have a…

A: Given Kieran’s mass m = 50 kg Initial speed u = 0 m/s Final speed v = 40 m/s Thrust from skies T =…

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: An empty cart with mass of 4 kg rolls on a horizontal surface towards the left with a velocity of 2…

A:

Q: Two penguins, Wheezy and Mumble, are racing down an icy slope into the water below.  Wheezy has a…

A: The coefficient of friction μ=0.12 The angle of inclination θ=80 The free body diagram of the…

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: A mine cart has a mass of 100 kg and is moving with a velocity of 4 m/s. A 200 kg rock is dropped…

A:

Q: -speed winds around a tornado can drive projectiles into trees, building walls, and even metal…

A:

Q: How long does it take him to reach the south shore?

A: Conservation of linear momentum According to the law of conservation of linear momentum, the linear…

Q: If you are driving at 30 m/s and slam on your brakes and skid at 0.4 g to a full stop, how long does…

A: We need to calculate the time taken for the car to stop from its initial speed of 30 m/s.

Q: A biker is traveling on level ground at 52.0 m/s with a combined mass of 325.0 kg.  She spots a…

A:

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: 3. Two billiard balls collide and proceed to separate from one another at the same constant speed.…

A:

Q: Four objects with different masses and velocity are launched horizontally off the edge of four…

A: We have objects with initial horizontal velocities u=40, 20, 50 m/s launched from a height h=250,…

Q: Grandma has a new car that uses rocket brakes to slow it down. The car has a mass of 850 kg. She…

A: Mass of car (m) = 850 kg Initial speed (u) = 12.8 m/s (in forward direction) Final speed (v) = 9.32…

Q: A 791 N man stands in the middle of a frozen pond of radius 9.0 m. He is unable to get to the other…

A: From conservation of momentum, the speed of the person,

Q: A block of mass 13 kg is given an initial speed of 12 m/s, after which it slides across a horizontal…

A: initial speed = 12 m/s d = 18 m mass = 13 kg

Q: A packing crate with mass 80.0 kg is at rest on a horizontal, frictionless surface. At t = 0 a net…

A:

Q: A small block with mass 0.200 kg is released from rest at the top of a frictionless incline. The…

A: Given Data :m1 = 0.2 kgm1 = 0.4 kgdistance travelled by m1 in 0.2seconds is 0.508 metersinitial…

Q: An object has a velocity (4.04 m/s)i + (-4.96 m/s)j + (4.44 m/s)k. In a time of 3.84 s its velocity…

A:

Q: The wow expert Hand written solution is not allowed.

A: The momentum before pushing the carts is zero since they are stationary. After pushing, the momentum…

Q: A 0.087 kg arrow is fired horizontally. The bowstring exerts an average force of 80 N on the arrow…

A: Given data: Mass of arrow (m) = 0.087 kg Average force (F) = 80 N Distance (d) = 0.90 m Speed of…

Q: A hockey puck with mass 0.166 kg is pushed across the ice with a constant force of 0.89 N. The…

A:

Q: A 874 g rubber ball was vertically pushed downward at 1.18 m/s from a height of 88.5 cm above a…

A:

Q: A 719-N man stands in the middle of a frozen pond of radius 4.0 m. He is unable to get to the other…

A: GIVEN: Force = 719N radius =4m mass of textbook =1.2kg speed of book = 4m/s

Q: A 4.2-g bullet leaves the muzzle of a rifle with a speed of 326 m/s. What force (assumed constant)…

A:

Q: A 5.8-kg toboggan is kicked on a frozen pond, such that it acquires a speed of 2.1 m/s to the right.…

A:

Q: An electron with a speed of 1.10 × 107 m/s moves horizontally into a region where a constant…

A:

Q: Dr. Jekyll (m = 70kg) is riding a skateboard when he realizes the cranberry juice he’s drinking is…

A: Given data: Mass of Dr. Jekyll, m=70 kg Initial speed of Dr. Jekyll, u=6.5 m/s Mass of Mr. Hyde,…

Q: What is the coefficient of sliding friction between the block and the surface? f O 0.31 O 0.51 0.21…

A: Mass of the block, m=2.00 kg The applied force, Fapp=10 N The frictional force is the force between…

Q: You are playing a game and you push a cart to give it in. speed. The cart starts at the bottom…

A: