An ultracentrifuge accelerates from rest to 108600rpm in 2.1min. A. What is its angular acceleration in units of radians per second squared? B. What is the tangential acceleration, in meters per second squared, of a point 9.5cm from the axis of rotation? C. What is the centripetal acceleration, in multiples of g, of this point at full speed?
Q: The bigclaw snapping shrimp shown is aptly named—it has one big claw that snaps shut with remarkable…
A:
Q: During 7.3 second time interval, a flywheel with a contant angular acceleration turns though 330…
A:
Q: roller coaster consists of a hollow cylindrical radius r=2.4 m. Riders stand along the inside of the…
A: Hollow cylindrical radius R =2.4 mAngular speed of coster w = 33 rpmMass of rider m = 50kg.
Q: A plane with a wingspan of d=25.6m loses control in flight and begins to spiral in a circle around…
A:
Q: A 2.00Kg puck on a frictionless horizontal surface on the Earth is constrained to a circular orbit…
A: Given value--- Mass = 2 kg. radius = 4 m. tension/ 50 N. We have to find--- tangential speed?
Q: A ride rotates at, θ(t) = (π/4) t − (π/16)t2 + (π/24)t3 . i. What is the angular velocity as a…
A:
Q: A race car moves on a circular track at a uniform speed of 30.0 m/s in a counterclockwise direction.…
A: a) The acceleration of the car will be centripetal. The centripetal acceleration will be radial. It…
Q: Kristen performs a backward flip (one revolution) in 0.75 seconds. a.) What is her average angular…
A: Given , Time taken in one backward flip is t =0.75 seconds One flip = one revolution =…
Q: A cooling fan is turned off when it is running at 950 rev/min . It turns 1100 revolutions before it…
A: Given:- A cooling fan is turned off when it is running at 950 rev/min. It turns 1100 revolutions…
Q: ball on the end of a string is moving in a circular motion as a conical pendulum as in the figure…
A:
Q: A Ferris wheel with radius R = 15.0 m is turning about a horizontal axis through its center in the…
A: Given that,Radius R =15 mlinear velocity of passenger V =7.40 m/ s
Q: An automobile engine slows down from 3200 rpm to 1200 rpm in 2.0 s . A.Calculate its angular…
A:
Q: can you help me with this problem:
A:
Q: 3. Now you drive clockwise around the track again. This time, as you drive the large arc (radius 30…
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…
Q: A solid disc rotates with a constant angular acceleration, starting from rest. The disc completes 20…
A:
Q: In a medical lab, you put blood in tubes in a centrifuge to separate the plasma from the formed…
A:
Q: During a very quick stop, a car deceleraes at 7.00 m/s^2. a. What is the angular acceleration of…
A:
Q: A disk iwth a 0.45 m radius rotates from rest with a constant angular acceleration of 0.24 rad/s2,…
A: Radius of object is Angular acceleration is Initially object is at rest Time is Note:Find:(a)…
Q: th 0.570 m radius tires travels at 43.0 m/s. At how many radians per second are the tires rotating?…
A: GivenRadius of tire, r=0.570 mvelocity , v=43 m/s
Q: magine you are on an amusement park and on a train ride. At some point the train ride follows a…
A: Consider the radius of the horizontal circle to be r and centripetal acceleration to be ac.
Q: A kicker's extended leg with a length of 0.39m is swung from rest for 0.4 seconds in a counter-…
A:
Q: The crankshaft in a race car goes from rest to 3000 rpmrpm in 3.5 ss. What is the angular…
A: Given: The initial angular speed is 0 rad/s. The final angular speed is 3000 rpm. The time interval…
Q: Spin. A point on the rim of a compact disk is 6.00 [cm] from the axis of rotation. The disk is…
A:
Q: An ultracentrifuge accelerates from rest to 9.83 x 10° rpm in 2.23 min. What is its angular…
A: Given : Initial angular velocity (wo) = 0 Final angular velocity (w) = 9.83 x 105 rpm = 9.83 x…
An ultracentrifuge accelerates from rest to 108600rpm in 2.1min.
A. What is its
B. What is the tangential acceleration, in meters per second squared, of a point 9.5cm from the axis of rotation?
C. What is the centripetal acceleration, in multiples of g, of this point at full speed?
Step by step
Solved in 2 steps with 3 images
- The angle that a spinning disc rotates through as a function of time is given in radians as 0(t) = 2 + 3t – 2t? a. What is the angular velocity of the disc as a function of time? b. What is the angular acceleration of the disc? c. If the disc has a radius of 2 meters, what is the magnitude of the tangential velocity of a point on the edge of the disc when t=10 seconds?An electrical motor spins at 2850 rpm. The armature radius is 2.68. What is the angular velocity in radian/seconds? B) Through what angle does the motor turn in 0.25 s?Suppose a piece of dust finds itself on a CD. If the spin rate of the CD is 375 rpm, and the piece of dust is 4.2 cm from the center, what is the total distance (in m) traveled by the dust in 7 minutes? (Ignore accelerations due to getting the CD rotating.) m
- A Ferris wheel has a radius of 42.4 feet. The bottom of the Ferris wheel sits 0.8 feet above the ground. You board the Ferris wheel at the 6 o'clock position and rotate counter- clockwise. a. Define a function, f that gives your height above the ground (in feet) in terms of the angle of rotation (measured in radians) you have swept out from the 6 o'clock position, a f(a)-42.4sin(a)+43.2 Preview b. Define a function, g, that gives your height above the ground (in feet) in terms of the number of feet you have rotated counter-clockwise from the 6 o'clock position, s. g(s)=43.2+42.2sin(s/42.4) PreviewA particle undergoes uniform motion. the speed of the particle is 10.0m/s. and the radius of its circular path 3.20m a. determine the time it takes the particle to go around its circular path once. b. determine the angular speed of the particle c. determine the centripetal acceleration of the particularA salad spinner accelerates from rest to 4.5 rad/s in 2.5 s. If it continues to accelerate at this rate, a. What is the angular velocity after 10 s? b. How many revolutions does it make in 10s?
- Imagine you are on an amusement park and on a train ride. At some point the train ride follows a horizontal circle of radius r = 5.00 m around a center “O”. At what magnitude of tangential velocity of the train carts do you have a centripetal acceleration with magnitude of 2.5g? g is the standard gravitational acceleration on the surface of theEarth.a. about 2.42 m/sb. about 123 m/sc. about 11.1 m/sd. about 19.8 m/sAn ultracentrifuge accelerates from rest to 109700 rpm in 2.05 min. ω = 109700 rpmt = 2.05 minl = 9.4 cma. What is its angular acceleration in rad/s2? α =b. What is the tangential acceleration of a point 9.4 cm from the axis of rotation in m/s2? at =c. What is the centripetal acceleration in multiples of g of this point at full speed? a/g =# 16. The frequency of a merry go round is 5 times per minute. What is the tangential velocity of the merry go round if it has a radius of 20.0 meters? a. 3.00 m/s b. .050 m/s c. 10.5 m/s d. 6.28 m/s #17. The frequency of a merry go round is 5 times per minute, and it has a radius of 20.0 meters. What is the angular velocity of the merry go round in degrees per second? a. 18.0 degrees/s b. .050 degrees/s c. 30.0 degrees/s d. 60.0 degrees/s
- A child with mass 42 kg sits on the edge of a merry-go-round at a distance of 3.0 m from its axis of rotation. The merry-go-round accelerates from rest up to 0.40 rev/s in 10 s. a. What is the angular acceleration of the merry-go-round? Express this in radians/second. b. What is the angular velocity at 5 s? c. Calculate the centripetal acceleration and tangential acceleration at 5 s. d. What is the total acceleration at 5 s? e. If the coefficient of static friction between the child and the surface of the merry-go-round is 0.6, does the child fall off before 5 s? Hint: To determine this, calculate the frictional force and force due to the acceleration of the merry-go-round on the child. Compare the two forces to find which is larger than the other, therefore overcomes the other.A power drill starts from rest and undergoes uniform angular acceleration for a period of 0.175 s until it turns at a rate of 2.65 ✕ 104 rev/min.A.What is the drill's angular acceleration (in rad/s2)? (Enter the magnitude.)B. What is the angle (in radians) through which the drill rotates during this period? (Enter the magnitude.)20. A disk with radius 50.0 [m] rotates at a rate of 1.50 [rad/s]. What is the tangential speed at the edge of the disk? A. 0.03 [m/s] C. 33.3 [m/s] B. 8.66 [m/s] D. 75.0 [m/s]