A vehicle is zooming along a very hilly stretch of road. First it goes over a hump in this road then downhill through an empty ditch before climbing back uphill as it ascends from the ditch and climbs up the bank. The hump in the road which has a radius of 20.0m. the car’s weight is 9800N a)How fast can it go over the hump without lifting up above the surface of the road?

Q: A car of mass 1.45x10³kg goes around an unbanked, circular curve of radius 26.4m at a speed of…

A:

Q: A car of mass 4540 kg is travelling over a hill with a radius of curvature of 13.9 m, at a speed of…

A: Mass of the car,m=4540 kg The radius of curvature of the hill, r=13.9 m Speed of the car, v=8.5 m/s

Q: A car is going around a loop-the-loop track. If the car is given an initial speed of 4.0 m/s, what…

A: Draw the free-body diagram of the car at the top of the loop.

Q: NASA scientists propose using rotating cylindrical craft to mimic gravity while in a weightless…

A: Diameter of craft, D= 81 m radius= D/2= 40.5 meter acceleration due to gravity, g= 9.81 m/s2…

Q: A 250-kg motorcycle goes around an unbanked turn of radius 13.7 m at a steady 96.5 km/h. What is the…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: An engineer is creating a new amusement park where the rides drop straight down and then curve onto…

A:

Q: An object of unknown mass is tied to a string and undergoes uniform circular mo The object travels…

A: We know that when a mass of m is tied to a string and undergoes a uniform circular motion, the…

Q: Medical testing has established that the maximum acceleration a pilot can be subjected to without…

A:

Q: A person decides to use a microwave oven to reheat some lunch. In the process, a fly accidentally…

A: radius, r = 0.15 m  angular speed, ω= 6 rpm = 0.628 rad/s

Q: An automobile with 0.220 m radius tires travels 60,000 km before wearing them out . How many…

A: Radius (R) of tires = 0.22 m distance moved (d) = 60,000 km

Q: What is the smallest radius R about which an automobile can turnwithout skidding at 100 km/h if μ =…

A: For not skidding, the centripetal force is balanced by the friction force.  μ m g =m v2R where, v is…

Q: re riding a roller coaster and approaching a loop with a radius of 10.0 meters. Unfortunately, your…

A: While in the loop, one will fall at the top point if the centrifugal acceleration acting is not…

Q: A woman places her briefcase on the backseat of her car. As she drives to work, the car negotiates…

A: It is given that, r=49.7 mv=14.3 m/s

Q: You are in a race over a hill that has a radius of curvature 0.120 km. At what speed would your car…

A:

Q: 43 ILW What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel…

A:

Q: A roller coaster goes inverted around a loop. The radius of curvature of the track is 8.0m. If a…

A:

Q: iven that earth has a radius of 6.4X10^6 m at its equator, what is the linear velocity at earths…

A: Given that               The radius of the earth (R) = 6.4×106m Now we have to find the linear…

Q: An automobile with 0.230 m radius tires travels 90,000 km before wearing them out. How many…

A:

Q: Again, consider the off-road vehicle shown in the picture. If the hill and the valley have a radius…

A: Radius of curvature (R) = 80 m  g = 9.8 m/s2

Q: A curve in a stretch of highway has radius 489 m. The road is unbanked. The coefficient of static…

A: Given data :                  Radius of the curve (r) = 489m                  Coefficient of static…

Q: Engineers who design roads typically “bank” (incline) curves in such a way that a car traveling at…

A: Given data: The radius of curvature is r=55 m. Recommended speed is v=45 km/hr.

Q: A car travels at a constant speed of 12.6 m/s on a level circular curve of radius 54m. (a) What…

A: here, speed = 12.6 m/s radius = 54 m

Q: A highway curve with a radius 900.0 ft is to be banked so that a car traveling 55.0 mph will not…

A:

Q: fond the magnitude of the frictional force between the tire and the track in the unit N.

A:

Q: An automobile with 0.320 m radius tires travels 60,000 km before wearing them out. How many…

A: The circumference of the circle is,

Q: A woman places her briefcase on the backseat ofher car. As she drives to work, the car negotiates an…

A: Given,The radius of the curve, r = 62mSpeed of the car, v = 15m/s

Q: You are tasked with designing a roller coaster ride with a radius of curvature of 6.0 m.  What…

A:

Q: A ferries wheel with radius 20 m which rotates counterclockwise is just starting up. At a given…

A:

Q: A car tries to go around a curve with a radius of 55.0 m with a speed of 20 m/s. The coefficient of…

A: Let the mass of car be m. The centripetal force is given by Fcentripetal=mv2r Given v=20m/s,r=55.0m…

Q: A train enters a curved horizontal section of track at a speed of 127 km/h and slows down with…

A:

Q: A car must take a flat circular exit of radius 35 m. Get the maximum speed the car can have without…

A: Given:- r= 35 m m = 1500 kg Fcp = Fr  mv2/ r = mg ( here friction is not nedded) v2 = gr  v = gr v =…

Q: A vehicle is zooming along a very hilly stretch of road. First it goes over a hump in this road then…

A:

Q: A cyclist On & circular track of radius r = 240 m is traveling at 8 m/s His speed in the tangential…

A:

Q: Ali is running in a circular race track of radius 2 m with a speed of 1 m/s. If the mass of Ali is…

A: Given, radius of track=r=2 m speed=v=1m/s mass of ali=m=89 kg centripetal force is given by mv2r

Q: Give a numerical estimate of the minimum safe radius of curvature ?minrmin for an unbanked, circular…

A: Let,f=centripetal forceFN=Normal forceM=mass of the vehicleg=gravitational accelerationFc=…

Q: A dirt bike is traveling at a constant speed v when it happens upon a circular hill of radius r =…

A: The radius of the circular hill is r =  410 m The driver and dirt bike together have mass m = 136…

Q: A car drives over a hilltop that has a radius of curvature 0.103 km at the top of the hill. At what…

A:

Q: An automobile with 0.230 m radius tires travels 70,000 km before wearing them out. How many…

A: It is given that,

Q: When a fighter pilot makes a very quick turn, he experiences a centripetal acceleration. When this…

A: Acceleration, a = 4g  speed, v = 950 m/s

Q: judy (62kg) is riding a roller coaster and enters the bottom of a dip with a radius of curvature of…

A: The expression for the normal force acting on Judy's body is, F=mv2r

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.