If these objects roll without slipping down a ramp, which one will reach the bottom of the ramp first? O Object A O There is not enough information to determine O Object B O They will reach the bottom at the same time.

Q: A bowling ball sits on the smooth floor of a subway car moving at constant velocity. If the car now…

A: Using Newton’s law for the ball F=Mab

Q: A curve that has a radius of 90 m90 m is banked at an angle of ?=11.0∘. If a 1050 kg car navigates…

A: Angle of Banking, θ=11.00Mass of the car, m=1050 kgRadius of the curve, r=90mCar speed, v=70…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Since tana=v^2/rg. a=15' r=110m. Therefore -v=(tana×rg)^0.5. =17m/s

Q: A car moving at 73 km/h negotiates a 91-m-radius banked turn designed for 45 km/h. What’s the…

A:

Q: Why does your laptop remain where it is when you place it on your desk? O t does not remain in place…

A:

Q: 1. While driving fast around a sharp right turn, you find o yourself pressing against the car door.…

A: When a car turns right we will be pushed in the outward direction. This is due to the centrifugal…

Q: Give an example of the product of inertia?

A:

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Given: Radius, r = 85 mAngle = 15oFind; (a) The ideal speed, v.(b) The minimum coefficient of…

Q: etween the surface of the road and all four of the tires is 8000 N. ) Calculate the minimum radius…

A:

Q: A curved road has a 60 m radius. The road needs to be banked in order for cars to handle the curve…

A: Given data The radius is R=60 m The velocity of the car is v=14 m/s   The banking angle of the road…

Q: Consider the system shown in the figure -kg, m2 = 20.0 kg, R = 0.200 m and the mass of the Object m2…

A: Given data : m1 = 30 kg  m2 = 20 kg  M = 10 kg  R = 0.200 M

Q: Under what conditions could a fast moving car remain on a banked track covered with slippery ice?

A: The horizontal component of the normal reaction on the car provides a centripetal force to turn the…

Q: SPH4UIDynamics 2. A car rounds a very icy (i.e. frictionless) curve on the highway that is banked at…

A: Given:-  A car rounds a very icy (i.c. frictionless) curve on the highway that is banked at an angle…

Q: Two masses of 5kg and 15kg are connected to a pulley as shown in adjacent figure. what will be the…

A:

Q: Why Don’t All Objects Roll Downhill at the Same Rate?

A: Whenever an object is on an inclined plane, and rolling downhill, it has a potential energy which is…

Q: Friction is needed for a car rounding a curve. But, if the road is banked, friction may not be…

A: Consider the car’s FBD on the banked road (assuming no friction). Here, Mg is the car’s weight and…

Q: The y-component of the force F which a person exerts on the handle of the box wrench is known to be…

A:

Q: A 600-pound boat sits on a ramp inclined at 30°, as shown in Figure. What force is required to keep…

A: Given:  force, F = 600 pound  Angle A = 30 degree

Q: You are riding a 1500-kg car. The car makes a left turn in a comer with a 50 m radius. If the road…

A: The centripetal force must balance the frictional force in order for the car no to slide.…

Q: A ball rolling along a floor doesn’t continue rolling indefinitely. Is it because it is seeking a…

A: When a ball is rolling along the floor, force of friction acts on it. This force of friction opposes…

Q: Rolling and Acceleration Which one wins? Ноор Empty can Solid cylinder (D-cell) Sphere (marble) Box…

A: The case shown in the figure consider all the body rolls in the frictionless inclined plane,

Q: What is the difference between sliding and rolling friction?

A: Rolling Sliding     Rolling friction takes place when an object rolls on the surface. Sliding…

Q: A car rounds a banked curve as the radius of curvature of the road is R, the banking angle is theta…

A: radius of curvature of the road is R Banking angle = θ We have to determine the range of speed  i.e.…

Q: Is Large Brake On A Bicycle Wheel More Effective Than A Small One? Explain.?

A: A large brake on a bicycle wheel is more effective than a small one because it will cover more…

Q: A 1500 kg car rounds a curve on a flat road of radius 25 m at a speed of 20 m/s. What is the static…

A: Mass of the car 1500kg  Radius is 25m Speed is 20 m/s

Q: skid and lose control of the vehicle. cires and the pavement.

A:

Q: Linda is driving a car around a turn of radius r = 20 m. The road is on a banked curve of 30o. If…

A:

Q: State two differences between centripetal and centrifugal forces.

A: The major difference between the centripetal and centrifugal is the direction of the each force. The…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Solution: given that radius r = 80 m theta = 15 degree v2 = 30 km /h=8.33 m/s

Q: Centripetal force F acts on a car going around a curve. If the speed of the car were twice as great,…

A:

Q: A car rounds a banked curve of radius R, at a speed V that is smaller than that given by the…

A: Given: Speed,V=rg tanθ Coefficient of friction,μ=0

Q: A 93-g block attached to one end of an 85-cm rope is twirled in a circular motion vertically at a…

A: Mass m = 93gram = 0.093 Kg length l = 85cm = .85m angular speed ω = 25 rad/s

Q: You are driving and approaching a banked curve, 5% slope. If the speed limit says that the maximum…

A: Banking of roads is defined as the phenomenon in which the edges are raised for the curved roads…

Q: Is there a real force that throws water from clothes during the spin cycle of a washing machine?…

A: Washing machine

Q: What are the causes of rolling friction?

A: Causes of rolling friction are : The object is deformed at the point of contact with the surface.…

Q: finding direction for friction drag and thrust.

A: Analyze the following diagram. The above diagram represents the forces acting on the car. Here, f,…

Q: A string is rolled arovnd a cylinder (m=4.0 kg) as shown below. A person pulls on the string,…

A: A string is rolled around a cylinder (m=4.0kg) as shown below. A person pulls on the string, causing…

Q: 2) A car is turning on a banked curve. What is the speed it should travel at in order to remove the…

A: M= 2000kg , Angle is 45°  R= 20 m

Q: A car moves around a 50-mm-radius highway curve. The road, banked at 10∘∘ relative to the…

A:

Q: Which point in the string will break first when the setup is given a quick jerk?

A: The string at any point supports the load on the hanger as well as the weight of the string below…

Q: As part of a test, the two aircraft engines are revved up and the propeller pitches are adjusted so…

A: Dear student,  Since both questions are different as per guidelines we can author only first one…

Q: What has more inertia a 100 kg or 10 kg brick?

A: Inertia is a characteristic property or a tendency of each and every object to resist any change in…

Q: If a car takes a banked curve at less than the ideal speed, friction is needed to keep it from…

A: Given: radius r =105m angle theta = 15o speed of frightened driver v2 =20km/h = 5.56 m/s

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.