1) A car with tires of radius 32cmdrives on highway at 0.447m/s. what is the angular speed of the tires?
Q: The angular speed of an automobile engine is increased at a constant rate from 1,200 rev/min to 3000…
A: The angular speed of an automobile engine is increased at a constant rate from 1,200 rev/min to 3000…
Q: 25 6. At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 8.3 m…
A:
Q: 2. A box with sides of length 2 m slides along a smooth horizontal floor at speed 4 m/s and strikes…
A: We can use conservation of energy : As the particle move then the kinetic energy it gain = 1/2 m v2…
Q: Janelle throws the discuss by holding it with a fully extended arm. Starting from rest, she moves…
A: Given data *The given time is t = 1.2 s *The radius of the circle is r *The angular displacement is…
Q: The tires of a car make 75 revolutions as the car reduces its speed uniformly from 95 km/hr to…
A: Initial speed of car, u = 95 km/hrFinal speed of the car, v = 55 km/hrDiameter of tire, D = 0.80 m…
Q: A rotating space station is said to create "artificial gravity"-a loosely-defined term used for an…
A:
Q: (a) What is the tangential acceleration of a bug on the rim of a 9.0 in. diameter disk if the disk…
A:
Q: 90.0-cm radius roulette wheel initially turning at 3.0 rev/s slows with a uniform acceleration and…
A:
Q: An auto race is held on a circular track. A car completes one lap in a time of 15.8 s, with an…
A: Newton's second law of motion states that the net force acting on a particle is equal to the product…
Q: Calculate the linear acceleration of a car, the 0.260-m radius tires of which have an angular…
A: Given data: Radius (r) = 0.260 m Angular acceleration (α) = 12.0 rad/s2 Time (t) = 2.50 s Initial…
Q: Part A) A cyclist starts from rest and pedals such that the wheels of his bike have a constant…
A:
Q: EXAMPLE 14: A pulley is uniformly accelerated from rest to an angular velocity of 30 rad/s in 8 s.…
A: Given data: Initial angular velocity (ω0) = 0 rad/s Final angular velocity (ω) = 30 rad/s Time (t) =…
Q: 15) An object of mass 0.5 kg., moving in a circular path of radius 0.25 m, experiences a centripetal…
A:
Q: With the aid of a string, a gyroscope is accelerated from rest to 38 rad/s in 0.36 s. part a) What…
A: Given initial angular velocity = 0 Final angular velocity = 38 rad/s t = 0.36 s
Q: The tires of a car make 77 revolutions as the car reduces its speed uniformly from 95.0 km/h to 65.0…
A:
Q: A car is headed straight south at 80 km/h. Determine the magnitude and direction of the angular…
A: solution as
Q: a) Calculate the linear acceleration of a car, the 0.310-m radius tires of which have an angular…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- 6) A car is moving initially at 35 m/s and speeds up so that the 40-cm-diameter wheels have an angular acceleration of 2.5 rad/s². After the wheels rotate 110 revolutions, a) what is the angular speed of the wheels? b) what is the speed of the car?During a certain time interval, the angular position of a rotating disk is described by =20-1+3r .If the disk has a diameter 22 cm and rotates around a fixed axis passing through its center, what is the tangential acceleration of a point located at the outermost edge of the disk at t = 4 s? 39-A woman passes through a door with a tangential speed of 1.8 m/s from the center of the door, what is the door’s angular speed?
- A hamster is a wheel with wheels inner diameter 1-meter, if it accelerates the wheel at a constant angular acceleration of 8 rad/s 2 for 3-seconds, what is is the final angular speed of the wheel? what is hamster tangential speed, in realtion to hamster wheel after 3 seconds? what is the hamsters centripetal acceleration, when running at full speed on the bottom of the hamster wheel?15) An object of mass 0.5 kg., moving in a circular path of radius 0.25 m, experiences a centripetal acceleration of constant magnitude 9 m/s2. What is the objects angular speed?1) Suppose a truck is going Around around about somewhere in Wisconsin. The roundabout has a radius of 15 m and the truck is blooming at 10 m/s.How long does it take for the truck to go around once? What is the angular velocity of the truck? 2)Suddenly the driver hit the brakes on the truck starts to slow with a linear acceleration of 1.2 m/s squared. What is the trucks angular acceleration? What is the total linear acceleration of the truck?
- 7) A cockroach rides the rim of a rotating merry-go-round. If the angular speed of this system (merry-go-round + cockroach) is constant, does the cockroach have (a) radial acceleration and (b) tangential acceleration? If w is decreasing, does the cockroach have (c) radial acceleration and (d) tangential acceleration? 8) The figure shows three small spheres that rotate about a vertical axis. The perpendicular distance between the axis and the center of each sphere is given. Rank the three spheres according to their rotational inertia about that axis, greatest first. 1m 36 kg 2 m Rotation axis 3 m 09 kg 4 kgNot sure how to start this problem. Could I begin this problem by finding angular velocity with the rotations and time; using this to find the velocity?A clock hangs on a wall. a) What is the direction of the average angular velocity of the seconds hand? b) What is the magnitude of the average angular velocity of the seconds hand?
- A cyclist is traveling at 32 km h-1. Calculate the angular velocity in RPM of the front wheel of the bicycle given that the diameter of the wheel is 700mm.11. An ant sits on a cd at a distance of 17 cm from the center. If it sits there for 42 seconds, it travels a total distance of 913 cm. a) What angle has the ant turned through? (in radians) b) What speed has the ant been traveling at? (in cm/sec) c) What angular velocity has the ant been spinning at? (in radians/sec) d) What rpm is the cd turning at?help pls asap not in scientific notation pls