A car traveling at 29.6 m/shits a bridge abutment. A passenger in the car, who has a mass of 57.0 kg, moves forward a distance of 61.0 cm while being brought to rest by an inflated air bag. Assuming that the force that stops the passenger is constant, what is the magnitude F of this force? ?=   N

Q: 4. A force of 9.0 N exerted by a rope pulls a block with a mass of 4.5 kg. The block is resting on a…

A:

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F =…

A: Introduction: Frictional forces are the Pseudo forces which occur in the nature. When body in motion…

Q: Only two forces act on an object (mass=3.92 kg), as in the drawing. Find (a) the magnitude and (b)…

A: Given Data: The mass of an object is, m=3.92 kg The forces are given as, F1=40 NF2=60 N   The…

Q: Number 1. A block of mass m = 5.8 kg is pulled up a  = 25° incline as in the figure with a force of…

A: Given: The mass of the block is 5.8 kg. The magnitude of the force is 32 N. The inclination angle is…

Q: f. An object is accelerating at a rate of 8 m/s' when it suddenly has the net force exerted upon…

A: Since we only answer up to three sub-parts, we will answer the first three. Please resubmit the…

Q: 2.21 Four concurrent forces act on the center of mass of a landing airplane. Calculate the resultant…

A:

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A: The horizontal component of the ball’s acceleration,The vertical component of the ball’s…

Q: A truck is using a hook to tow a car whose mass is one quarter that of the truck. If the force…

A: Force executed by truck on car = 6000 N Mass of car = 14(Mass of truck)

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A:

Q: 1. Two forces are applied to a 5 kg object, one is 6 N to the north and the other is 8 N to the…

A: According to the guidelines issued by the company we are supposed to answer only first question.…

Q: A 3.40-kg object is moving in a plane, with its x and y coordinates given by x = 3t2 − 2 and y = 2t3…

A:

Q: SFS S\thetas A block of mass 4.48 kg initially at rest is pulled by a force of magnitude Fat an…

A:

Q: The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F =…

A: Given: The mass of the object is m. The applied force is 0.45mg at angle of 22o.

Q: A force is applied to an initially stationary block of mass 5.70 kg that sits on a horizontal floor…

A: Given Data: The mass of a block is, m=5.70 kg The applied force on a block is, F=98.9 N The angle…

Q: : A machine part having a mass of 5 Kg slides along a rail aligned with the x axis .Its position is…

A: Given:- mass of the machine part m= 5kg  its position is a function of time t as  x=18t2-3t Find:-…

Q: 1. Two forces are applied to a 5 kg object, one is 6 N to the north and the other is 8 N to the…

A:

Q: A man of mass 80 kg is falling vertically. He opens his parachute and experiences an upward…

A:

Q: A 344-kg boat is sailing 14.0° north of east at a speed of 2.40 m/s. 23.0 s later, it is sailing…

A: Given: A 344 kg boat is sailing 14.00 north of east at a speed of 2.40 m/s 23 seconds later, it is…

Q: Three identical 4.0-kg cubes sit on a horizontal frictionless surface. They are in contact with one…

A:

Q: Problem 1: A teenager of mass m = 62 kg pushes backward against the ground with his foot as he rides…

A: FGROUND=FFOOT=17.5NFGROUND=M1+M2aa=FGROUNDM1+M2

Q: Alex is asked to move two boxes of books in contact with each other and resting on a rough floor. He…

A:

Q: 3. An object with a mass of 0.5 kilogram starts from rest and achieves a maximum speed of 20 meters…

A: Given data: Mass (m) = 0.5 kg Initial velocity (v0) = 0 m/s Final velocity (v) = 20 m/s Time (t) =…

Q: 2.21 Four concurrent forces act on the center of mass of a landing airplane. Calculate the resultant…

A:

Q: At an instant when a soccer ball is in contact with the foot of the player kicking it, the…

A:

Q: A 300-kg boat is sailing 17.0° north of east at a speed of 1.60 m/s. 35.0 s later, it is sailing…

A:

Q: he movers are trying to get a heavy crate (mass m) up a ramp into the loading dock of a uilding. One…

A:

Q: In the figure, a crate of mass m = 116 kg is pushed at a constant speed up a frictionless ramp (0 =…

A:

Q: A 2.70-kg object is moving in a plane, with its x and y coordinates given by x = 8t2 - 3 and y = 4t3…

A: Mass = 2.7 kg

Q: The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F =…

A: Given:-  Force F=0.450 mg force act an angle of θ=21° Find:- a) The magnitude of the acceleration of…

Q: A 6.00 kg block is in contact with a 4.00 kg block on a horizontal frictionless surface. The 6.00…

A: Given

Q: A block with mass of m, = 2 kg is placed on top of a block with a mass m2 = 4 kg. A horizontal force…

A:

Q: A 3.45-kg object is moving in a plane, with its x and y coordinates given by x = 6t2 − 4 and y = 4t3…

A: The x-component of velocity is v=dxdt=ddt6t2-4=12t The y-component of velocity is…

Q: A block slides on a surface when two forces act on it as shown in the figure. The two forces acting…

A:

Q: Problem 4 ( is m, = 3 kg and the mass of block two is m, = 8 kg. A force is applied on m2 to start…

A:

Q: There are two forces on the 1.66 kg box in the overhead view of the figure but only one is shown.…

A:

Q: The figure shows a person whose weight is W = 792 N doing push-ups. Find the normal force exerted by…

A: Let the action reaction force between hands of the athlete & floor is N1 , & that between…

Q: In the figure, a crate of mass m= 107 kg is pushed at a constant speed up a frictionless ramp (0 =…

A:

Q: 3. A block of mass m = 5.9 kg is pulled up a 0 = 21° incline as in the figure below with a force of…

A:

Q: A mysterious rocket-propelled object of mass 46.5 kg is initially at rest in the middle of the…

A: Given Mass of object is m = 46.5 kg Applied force is F(t) = (16.4 N/s)t According to Newton's…

Q: 2. Two boxes are connected by a lightweight cord and are resting on a table. The boxes have masses…

A: As given data: The mass of the box, m1=10 kg The mass of the box, m2=12 kg A horizontal force, F=40…

Q: A truck of mass 10 000 kg pulls a trailer of mass 6 000 kg along a level road. The truck and trailer…

A: Let T be the connecting force between Truck and trailer

Q: Question 6. Two blocks are in contact on a frictionless table. A horizontal force is applied to a…

A: It is given that, m1=2.3 kgm2=1.2 kgF=3.2 N

Q: 9) applies to the block m3 as indicated. If there is no friction over the surfaces; Figure shows…

A: here we use simple force concept m1 = 4 kg    m2 = 2 kg      m3 = 3 kg let tension in string is T…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.