an 80 kg man is on a ladder hanging from a balloon that has a total mass of 320 kg (including the basket passenger). The balloon is initially stationary relative to the ground. If the man on the ladder begins to climb at 2.5 m/s relative to the ladder, (a) in what direction and (b) at what speed does the balloon move? (c) If the man then stops

Q: Identical twins, each with mass 49.0 kg, are on ice skates and at rest on a frozen lake, which may…

A:

Q: A baseball of mass m1 = 0.46 kg is thrown at another ball hanging from the ceiling by a length of…

A: m1 = 0.46 kg m2 = 0.76 kg L = 1.75 m v1 = 3.5 m/s (in +x direction) v1f = 0 m/s v2 = 0 m/s

Q: A 3.50 x 105 kg tugboat is traveling south at 4.20 m/s and attaches itself to a stationary barge…

A: Given: The mass of the tugboat is 3.5x105 kg. The initial velocity of the tugboat is 4.2 m/s toward…

Q: A bullet of mass m1 = 10.00 g that has a velocity of v1 in the horizontal direction hits and gets…

A: The total momentum of the system must be conserved. The initial momentum of the system is equal to…

Q: A golf ball of mass 0.040 kg is at rest on the tee and has a velocity of 108 m/s immediately after…

A:

Q: A 15 kg cannonball is fired from a small ship which has mass is 4500 kg.  If the cannon has a mass…

A:

Q: The man's mass is 68 kg, and the canoe's is 129 kg. The man and canoe are initially at rest when the…

A:

Q: Consider a system of two identical particles. One of the particles is at permanent rest and the…

A: We know thatCentre of mass acceleration is given bya→com=m1a→1+m2a→2m1+m2Herem1,m2=Mass  of…

Q: A 730 N man stands in the middle of a frozen pond of radius 4.0 m. He is unable to get to the other…

A: Let W be defined as the weight of the man. Therefore, W=mgm=Wg Here, W is the weight of the man. g…

Q: Three skydivers are plummeting earthward. They are initially holding onto each other, but then push…

A: Since initially, the skydivers plummet earthward, that is, the motion is vertically downward, their…

Q: A rifle with a weight of 25 N fires a 5.1-g bullet with a speed of 200 m/s. (a) Find the recoil…

A: Given: Weight of rifle = 25 N Mass of bullet  = 5.1 g Velocity of bullet = 200m/s We have to Find…

Q: A 5.00 g bullet has a muzzle velocity of 270 m/s when fired by a rifle with a weight of 35.0 N. (a)…

A: Given Data: The mass of the bullet is: mb=5.00 g The muzzle velocity of the bullet is: vb=270 m/s…

Q: A hiker of mass 65 kg is standing on a stationary raft of mass 35 kg. He is carrying a 19-kg…

A: Given a hiker of mass 65 kg is standing on a stationary raft of mass 35 kg. He is carrying a 19-kg…

Q: Identical twins, each with mass 64.0 kg, are on ice skates and at rest on a frozen lake, which may…

A:

Q: a man of mass m= 70kg stands on one end of a flatboat which is always moving horizontally without…

A: The given data are listed below with appropriate variables. Here, m denotes the mass of a person, M…

Q: Identical twins, each with mass 47.0 kg, are on ice skates and at rest on a frozen lake, which may…

A: Given : m1 = m2 = 47 kg mpack = 12 kg vpack = 2.70 m/s

Q: An open train car, with a mass of 2130 kg, coasts along a horizontal track at the speed 2.99 m/s.…

A:

Q: A 3.50 g bullet has a muzzle velocity of 230 m/s when fired by a rifle with a weight of 20.0 N. (a)…

A:

Q: During a spacewalk, a 118 kg astronaut (including her spacesuit) is at rest and holding a 3.5 kg…

A: Consider the mass of astronaut be m1, the mass of the wrench be m2, the initial speed of the…

Q: Starting from rest, two skaters push off against each other on ice where friction is negligible. One…

A: Apply the conservation of momentum equation.

Q: A 65.0 kg  diver, dives horizontally off a 375 kg raft initially at rest. If the diver's speed…

A:

Q: In an inelastic collision between two objects with unequal masses, A a. the total momentum of the…

A: inelastic collision: momentum of system is conserved kinetic energy of system is not conserved

Q: A system consists of four particles located as shown. Find the x and y coordinates of the center of…

A:

Q: 40.0kg child standing on a frozen pond throws a 0.500kg stone to the east with a speed of 5.00m/s.…

A: mass of child = M = 40 kg mass of stone = m = 0.5 kg initial velocity of both = Vi= 0 m/s final…

Q: You hold glider A of mass 0.125 kg and glider B of mass 0.375 kg at rest on an air track with a…

A:

Q: 3. A 4.80 kg fish is swimming at 1.00 m/s to the right. He swallows a 1.50 kg fish swimming toward…

A: From conservation of energy, the initial momentum is equal to the final momentum.

Q: A uniform square plate 6.6 m on a side has had a square piece 5.0 m on a side cut out of it. The…

A: Let λ be the mass per unit area. Consider complete square as c, little square as l, and remaining…

Q: A 80-kg archer stands at rest on frictionless ice and shoots a 36-g arrow. The arrow's speed is 75…

A: Given : Mass of archer (m1) = 80 kg Mass of arrow (m2) = 36 g = 0.036 kg Speed of arrow (v2f) = 75…

Q: A 6.87 kg red ball initially has velocity x-component v​red,i,x​​=9.77 and a 7.67 kg green ball…

A: SOlution:

Q: A honeybee with a mass of 0.155g lands on one end of a floating 4.03g popsicle stick. If the bee…

A:

Q: A rifle with a weight of 25 N fires a 4.5 g bullet with a speed of 300 m/s. (a) Find the recoil…

A: Total momentum of system remains constant. pi=pfbut,pi=0pf=mbvb+mrvr…

Q: An 58-kg jogger is heading due east at a speed of 1.8 m/s. A 79-kg jogger is heading 60° north of…

A:

Q: CI A rifle has a mass of 4.75 kg and it fires a bullet of mass 10.0 g at a muzzle speed of 845 m/s.…

A: Given data: Mass of rifle (m1) = 4.75 kg Mass if bullet (m2) = 10.0 g = 0.0100 kg Velocity of bullet…

Q: A rifle with a weight of 40 N fires a 4.5 g bullet with a speed of 290 m/s. (a) Find the recoil…

A: Weight of rifle (Wr)=40 N Mass of bullet (m)=4.5 g=0.0045 kg Speed of bullet (vb)=290 m/s…

Q: Two blocks of masses 1.0 kg and 3.0 kg connected by a spring rest on a frictionless surface. If the…

A:

Q: A 5.00 g bullet has a muzzle velocity of 250 m/s when fired by a rifle with a weight of 25.0 N. (a)…

A: Given: The mass of the bullet is 5.00 g. The muzzle velocity of the bullet is 250 m/s. The weight of…

Q: A 100 kg man and 50 kg woman on ice skates are standing and facing each other. If the woman pushes…

A: Given       Mass of man m = 100kg       Woman mass mw= 50 kg       Final speed man vM= 2 m/sAsked…

Q: A rocket, which is in deep space and initially at rest relative to an inertial reference frame, has…

A: Given: Total Mrocket+fuel = 86.2× 105 kg Fuel consumption rate= 480 kg/s Speed of exhaust relative…

Q: A skater of mass 72.5 kg initially moves in a straight line at a speed of 4.80 m/s. The skater…

A:

Q: . The fisherman's mass is 79 kg, and the boat's is 126 kg. The fisherman and boat are initially at…

A: According to conservation of momentum,Initial momentum = final momentum

Q: A hockey player with a mass of M = 72 kg, standing on ice, pushes a plate with a mass of m = 0.5 kg…

A: Given information Mass of the hockey player M=72 kg. Mass of the plate m=0.5 kg. Velocity of the…

Q: A baseball of mass m1 = 0.31 kg is thrown at another ball hanging from the ceiling by a length of…

A:

Q: A 4.00 g bullet has a muzzle velocity of 250 m/s when fired by a rifle with a weight of 25.0 N. (a)…

A: To solve the given question, we will use the conservation of momentum.

Q: A rifle with a weight of 40 N fires a 5.5-g bullet with a speed of 210 m/s. (a) Find the recoil…

A:

Q: Two ice skaters push off against one another starting from a stationary position. The 45.0-kg skater…

A: Given Mass of each skater is m1=45.0 kg and m2=60.0 kg

Q: momentum parallel to the floor must remain zero, since the net external force acting on the plate…

A: When there is no external force is acting on the body, the momentum of the system  is conserved.…

Q: dentical twins, each with mass 62.0 kg, are on ice skates and at rest on a frozen lake, which may be…

A: Given: Here we are given two identical twin skaters A and B of mass 62.0 kg each, they both are on…