A diver with a mass of 110 kg on a high board 10.0m above the water’s surface dives off the board into the pool and continues straight downwards underwater for 2.0m until she is eventually brought to a halt by the water. What is the average force the water exerts on the swimmer as it slows her down?

Q: A car traveling at 20 m s" collides with a massive wa!l and stops instantly. A passenger of mass 75…

A: Given, velocity of car = 20 m/s So, velocity of passenger = 20m/s  mass of passenger, m = 75kg Now,…

Q: A rock of mass m = 1.9 kg is released from a height of h = 3.2 m into a basin of water. At a time of…

A:

Q: The average speed of a nitrogen molecule in air is about 6.70×102 m/s, and its mass is 4.68×10-26…

A: Given,

Q: A 863-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Given:Mass of the car, m= 863 kgInitial velocity, u = 0Final velocity, v = 30 m/sTime taken, t = 5 s

Q: A swimmer has just jumped off a diving board. The swimmer has a mass of m = 56.4 kg and jumps off a…

A:

Q: A stone of mass m = 1.55 kg is dropped from a height of h = 3.9 m into a pool of water. At a time of…

A: Mass of stone (m) = 1.55 kg Initial height (h) = 3.9 m t = 1.9 s

Q: he air exerts a forward force of 10 N on the propeller of a 0.40 kg model airplane. If the plane…

A: To determine,the magnitude of the resistive force(FR )exerted by the air on the airplane.given,Force…

Q: done in the toy rocket when it is 13 meters high. 15.0 10.05 re 5.00- F e, N 0.00- 4.00 8.00 120…

A:

Q: A rifle with a barrel length of 60 cm fires a 13 g bullet with a horizontal speed of 450 m/s. The…

A:

Q: A 7-m-diameter hot air balloon that has a total mass of 350 kg is standing still in air on a…

A: The expression for the required acceleration is,

Q: A 147-Newton horizontal force is exerted upon a 3.1-kg box to move it across a level surface at a…

A:

Q: A 821-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Given: The mass of the car is 821 kg. The initial speed of the car is 0 m/s. The final speed of the…

Q: A car of mass 1.2  103 kg is traveling east at a speed of 24 m/s along a horizontal roadway. When…

A: Given: Mass of car is M=1.2×103kg The initial speed of the car is Vinitial=24m/s brakes are applied…

Q: A Chinook salmon can swim underwater at 3.58 m/s, and it can also jump vertically upward, leaving…

A:

Q: A 68.5 kg person is standing inside an elevator. The elevator is going from the 1st floor to the 9th…

A:

Q: A 13 g bullet pierces a sand bag 32 cm thick. If the initial velocity of the bullet was 68 m/s and…

A: Given data:  Mass (m) = 13 g = 0.013 kg Displacement (d) = 32 cm = 0.32 m Initial velocity (Vi) = 68…

Q: A 80.0 kg diver falls from rest into a swimming pool from a height of 5.50 m. It takes 1.84 s for…

A: Mass of diver (M) = 80kg  Height of diver from pool = 5.50 m  Time taken by diver to stop inside…

Q: A 64 kg baseball player jumps into the air throws a 151 g baseball directly eastward with a force of…

A: Given; Mass of the player = 64 kg Mass of the ball = 151 g =0.151 kg Force = 8.4 N            To…

Q: A ison vertically in air ur

A: Weight = mg

Q: The air exerts a forward force of 10 N on the propeller of a 0.20 kg model airplane. If the plane…

A: Given: Forward Force Ff= 10 N plane acceleration a=2 m/s2 airplane mass m= 0.20 kg

Q: A ball of mass m = 1.55 kg is released from a height of h = 2.8 m into a tank of water. At a time of…

A:

Q: A 92.5 kg stunt man stands on a piston that will launch him out of a vertical tube. The piston…

A:

Q: Q2 ) The fuel supply for the main engines of the NASA space shuttle consists of 102 x 10³ kg of…

A: Given, Mass of liquid hydrogen,m1=102×103kg Mass of liquid oxygen,m2=609×103kg Time, t=8 min=480 s…

Q: A stone of mass m = 1.45 kg is dropped from a height of h = 3.6 m into a basin of water. At a time…

A: The velocity of an object free falling from a certain height is given by v = 2gh, where g =…

Q: An 96kg  diver inhales to have a body density of 950 kg/m3, then swims to the bottom of a shallow…

A:

Q: Rick, an avid skydiver, is falling through the air with his parachute deployed. He recently ate a…

A: Hai, since there are multiple questions posted, we will answer the first question. The mass of the…

Q: A 845-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Find acceleration of the car during this period,

Q: A 91.0 kg diver falls from rest into a swimming pool from a height of 6.1 m. It takes 1.58 s for the…

A: Given Mass m  = 91 kg Height h = 6.1 m Time t     = 1.58 s Find the average net force, as following…

Q: A 866-kg car starts from rest on a horizontal roadway and accelerates eastward for 5.00 s when it…

A: Given:

Q: A 170-kg granite rock (r = 2700 kg/m3) is dropped into a lake. A man dives in and tries to lift the…

A:

Q: Q3. A 70-kg man is standing on the end of a 250-kg log that is floating in the water. Both the and…

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: