Radius of the tire,
Angular acceleration,
(a) Fo no slippage, the linear acceleration will be
(b) Initial angular velocity
Angle rotated in time t=2.50s
1 revolution is 2π radians
Number of revolutions=
N=51.5625/2π= 8.21
(c)Final angular velocity
(d) Final velocity of the car will be equal to final linear velocity of the tyre
(a) Calculate the linear acceleration of a car, the 0.260-m radius tires of which have an...
(a) Calculate the linear acceleration of a car, the 0.260-m radius tires of which have an angular acceleration of 16.5 rad/s2. Assume no slippage. 4.29 m/s2 (b) How many revolutions do the tires make in 2.50 s if they start from rest? 2.13 x Consider the known variables to determine which rotational kinematic equation should be used here. rev (c) What is their final angular velocity? 10.725 X Consider the known variables to determine which rotational kinematic equation should be...
(a) Calculate the linear acceleration of a car, the 0.250-m radius tires of which have an angular acceleration of 14.5 rad/s2. Assume no slippage. m/s² (b) How many revolutions do the tires make in 2.50 s if they start from rest? rev (c) What is their final angular velocity? rad/s (d) What is the final velocity of the car? m/s
(a) Calculate the linear acceleration of a car, the 0.300-m radius tires of which have an angular acceleration of 13.0 rad/s2. Assume no slippage and give your answer in m/s2. (b) How many revolutions do the tires make in 2.50 s if they start from rest? (c) What is their final angular velocity in rad/s? rad/s (d) What is the final velocity of the car in m/s? m/s
3. During a very quick stop, a car decelerates at 6.2 m/s2. Assume the forward motion of the car corresponds to a positive direction for the rotation of the tires (and that they do not slip on the pavement). a. What is the angular acceleration of its tires in rad/s2, assuming they have a radius of 0.28 m and do not slip on the pavement? b. How many revolutions do the tires make before coming to rest, given their initial...
A car initially traveling at 25.4 m/s undergoes a constant negative acceleration of magnitude 1.80 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m? _______ rev (b) What is the angular speed of the wheels when the car has traveled half the total distance? ________ rad/s
A car initially traveling at 25.7 m/s undergoes a constant negative acceleration of magnitude 1.60 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.350 m? rev (b) What is the angular speed of the wheels when the car has traveled half the total distance? rad/s
During a very quick stop, a car
decelerates at 7.8 m/s2. Assume the forward motion of
the car corresponds to a positive direction for the rotation of the
tires (and that they do not slip on the pavement).
Randomized Variablesat = 7.8
m/s2
r = 0.29 m
ω0 = 93 rad/s
Part (a) What is the angular acceleration of
its tires in rad/s2, assuming they have a radius of 0.29
m and do not slip on the pavement?
Part (b)...
A car initially traveling at 34.3 m/s undergoes a constant negative acceleration of magnitude 1.70 m/s2 after its brakes are applied. (a) How many revolutions does each tire make before the car comes to a stop, assuming the car does not skid and the tires have radii of 0.330 m? c rev (b) What is the angular speed of the wheels when the car has traveled half the total distance? rad/s
Consider a father pushing a child on a playground merry-go-round. The system has a moment of inertia of 84.4 kg · m2. The father exerts a force on the merry-go-round perpendicular to its 1.50 m radius to achieve a torque of 375 N · m. (a) Calculate the rotational kinetic energy (in J) in the merry-go-round plus child when they have an angular velocity of 10.0 rpm. ___J (b) Using energy considerations, find the number of revolutions the father will...
007 10.0 points A potter's wheel moves from rest to an angu- lar speed of 0.10 rev/s in 38.5 s. Assuming constant angular acceleration, what is its angular acceleration in rad/s2? Answer in units of rad/s. 008 10.0 points The tape in a videotape cassette has a total length 203 m and can play for 1.8 h. As the tape starts to play, the full reel has an outer radius of 47 mm and an inner radius of 14 mm....