Answered: 2. Sketch an angular velocity versus…

2. Sketch an angular velocity versus time graph given the angular acceleration graph shown for the same time interval, assuming the initial angular velocity is zero. a Time Time Explain

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter10: Rotational Motion And Angular Momentum

Section: Chapter Questions

Problem 4CQ: Suppose a Piece of food is on the edge of a rotating microwave oven plate. Does it experience...

See similar textbooks

Related questions

Q: The angular velocity of a spinning wheel is given by the function w(t) = At + Bsin(t) + C, where A,…

A: The angular velocity of a spinning wheel is given by ω(t)…

Q: 1. Why is it angular acceleration does not change with radius, but tangential acceleration does? 2.…

A: Angular parameters are dependent only on axis of rotation but linear parameters depend on distance…

Q: #15. A high-speed drill rotating counter clock wise at 2400 [rpm] comes to a stop in 2.5 [s]. a)…

Q: A centrifuge in a medical laboratory rotates at an angular speed of 3550 rev/min. When switched off,…

A: Given data The angular speed of the centrifuge is given as, ω0=3550 rev/min. The angular…

Q: 1. The hour, minute and second hands on a clock are 0.25m, 0.30m and 0.35m long respectively. What…

A: Given 1. Length of hour hand = 0.25 m Length of minute hand = 0.30 m Length of second hand = 0.35 m…

Q: ad/s². (a) How much time does the disk take to stop? (b) Through what angle (rad) does the disk…

Q: An electric fan goes from rest to 1600 rpm in 4.5 s Part A What is its angular acceleration? Express…

A: We can calculate the angular acceleration from the ratio of the change in the angular speed and…

Q: An electric motor rotating a workshop grinding wheel at 1.13 x 102 rev/min is switched off. Assume…

A: Given data: Initial angular velocity, ω1=1.13×102 rev/min Agular acceleration, α=-1.93 rad/s2

Q: 8. The driver of a car traveling at 30.0 m/s applies the brakes and undergoes a constant negative…

Q: 5. An electric fan is turned off, and its angular velocity decreases uniformly from 500 rpm to 200…

A: Given: The initial angular velocity is 500 rpm. The final angular velocity is 200 rpm. The time…

Q: 35. Some bacteria are propelled by biological motors that spin hairlike flagella. A typical…

A: It is given that,

Q: A computer disk drive is turned on starting from rest and has constant angular acceleration. 1) If…

A: Given, Constant angular acceleration

Q: A particle moves that is defined by the parametric equations x = 3t² - 1 y = t³ - 3t² +t-3 (where x…

A: Given data: The parametric equations; x=3t2-1 y=t3-3t2+t-3

Q: 4. An electric motor rotating a grinding wheel at 150 rev/min is switched off. Assuming constant…

A: In case of linear motion of any object with constant acceleration, if we know the initial velocity…

Q: 3. A wheel is rotating about an axis that is in the z-direction. The angular velocity is -6 rad/s at…

Q: |Q5: An object moves from a great angular speed (@1) to a small angular speed (@2) within 10 s, (aw,…

Q: 7. The tires of a car make 75 revolutions as the car reduces its speed uniformly from 95 km/h to 55…

Q: 1) You are driving a 4-wheel car and are stopped at a red light on the highway. When the light turns…

A: Given: Final speed (v) = 40 m/s Time (t) = 5.0 s Radii of wheels r = 0.30 m

Q: 3. An amusement park ride consists of a large vertical cylinder that spins about its axis fast…

A: (a) The number of minimum revolutions per minute is, n=gμR=9.8 m/s20.257 m=2.4 rev/s Solve the…

Q: An automobile engine slows down from 3900 rpm to 1300 rpm in 2.8 s . Part A Calculate its angular…

Q: 1. A disc in a DVD player starts from rest, and begins spinning ..The disc is spin s at 160…

A: GivenInitial angular velocity (ω0) =0Final angular velocity (ω) =160 radians/sTime taken = 4.0 sec

Q: An electric motor rotating a workshop grinding wheel at a rate of 117 rev/min is switched off.…

A: a) The expression for find time taken for the grinding wheel to stop is t=ωf-ωia Substitute values…

Q: The wheels of a sport car go from rest to 3000 rpm in 3 second. Its angular acceleration a is…

A: Given data: Initial angular velocity (ω0) = 0 rad/s Final angular velocity (ω)= 3000 rpm Time (t) =…

Q: 1. The angular acceleration of a wheel, as a function of time, is a = 1.5t2 – 8.5t, where a is in…

A: The angular acceleration of the wheel is given as α = 1.5t2 - 8.5t…

Q: (II) A cooling fan is turned off when it is running at 850 rev/min. It turns 1350 revolutions before…

Q: 1 3 t (s) 15 0- 5 10 A graph of the angular velocity w as a function of time t is shown for an…

Q: Q1): A bicycle mechanic mounts a bicycle on the repair stand and starts the rear wheel spinning from…

Q: 7. A record starts from rest and reaches 45 rpm in a total time of 10 s. If the record has a radius…

Q: 20. (II) A cooling fan is turned off when it is running at 850 rev/min. It turns 1250 revolutions…

A: Given: The initial angular velocity of the fan is 850 rev/min. The turn taken before the stop is…

Q: An electric fan goes from rest to 2100 rpm in 4.8 s Part A What is its angular acceleration? Express…

A: Initial angular speed (ωo) = 0 rad s-1Final angular speed (ω) = 2100 rpm = 2100×2π60= 219.91 rad…

Q: The wheels of a sport car go from rest to 3000 rpm in 3 second. Its angular acceleration α is _…

Q: Tangential and Angular Acceleration. A turntable reaches an angular speed of 33.3 rpm in 2.0 s,…

Q: A computer disk drive is turned on starting from rest and has constant angular acceleration. Part A…

A: Time, t =0.410 s one revolution time =? angular acceleration =?

Q: 84. •Medical In a laboratory test of tolerance for high angular acceleration, pilots were swung in a…

A: Given data: The diameter of the given circle ( d ) is = 13.4 m The angular velocity of pilots is =…

Q: Shown is the angular position-versus-time graph for a particle moving in a circle.a. Write a…

A: Given: The angular position-versus-time graph for a particle moving in a circle. To find: a. Write a…

Q: 1. An object is attached to a 1-m string and completes 5 rotations in 1 second. Find the (a)…

A: 1) Given, an object is attached to a 1-m string (radius r = 1 m) completes 5 rotations in 1 second.…

Q: 1. A bike wheel rotates 120 revolutions in 60 seconds. What is the angular speed?

A: 1) The angular speed is ω=∆θ∆t =120 rev2π rad1 rev60 s =12.6 rad/s

Q: 1. Your washing machine is spinning at 5 rev/s when you open the lid. After the lid is open the…

Q: A turntable that is initially at rest is set in motion with a constant angular acceleration a A.…

A: A turntable that is initially at rest is set in motion with a constant angular acceleration a A.…

Q: A gyroscope slows from an initial rate of 29.6 rad/s at an angular acceleration of 0.66 rad/s2.…

A: Given data The initial angular velocity of the gyroscope is given as ω0=29.6 rad/s. The angular…

Q: time elapses before the disk stops

Q: 1. A flywheel starts from rest until it reaches a constant angular acceleration of 5 rad/s' after…

Q: 1. The following figure shows a single-stage gear train. Gear trains are used in many products,…

Q: Q 1. An object rotates with angular acceleration, a dw where w is the angular velocity dt defined as…

Q: Gear A has an angular acceleration of 3t³ rads/s², where t is in seconds. The gear is initially…

A: As part of our policy, I am answering the three subparts of the question. Please repost the…

Q: 6. A centrifuge in a lab rotates at an angular speed of 6500 rev/min. When switched off it rotates…

Q: The figure (Figure 1)shows the angular-velocity-versus- time graph for a particle moving in a…

A: The angular velocity versus time graph is given for a particle moving in the circle

Q: A drum rotates around its central axis at an angular velocity of 13.6 rad/s. If the drum then slows…

Question

2. Sketch an angular velocity versus time graph given the angular acceleration graph shown for the same
time interval, assuming the initial angular velocity is zero.
a
Time
Time
Explain

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Integrated Concepts An ultracentrifuge accelerates from rest to 100,000 rpm in 2.00 min. (a) What is its angular acceleration in rad/s2? (b) What is the tangential acceleration of a point 9.50 cm from the axis of rotation? (c) What is the radial acceleration in m/s2 and multiples of g of this point at full rpm?
Suppose a Piece of food is on the edge of a rotating microwave oven plate. Does it experience nonzero tangential acceleration, centripetal acceleration, or both when: (a) The plate to spin? (b) The plate rotates at constant angular velocity? (c) The plate slows to a halt?
A centrifuge in a medical laboratory rotates at an angular velocity of 3600 rev/min. When switched off, it rotates through 50.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge.
Microwave ovens rotate at a rate of about 6 rev/min. What is this in revolutions per second? What is the angular velocity in radians per second?
The dung beetle is known as one of the strongest animals for its size, often forming balls of dung up to 10 times their own mass and rolling them to locations where they can be buried and stored as food. A typical dung ball formed by the species K. nigroaeneus has a radius of 2.00 cm and is rolled by the beetle at 6.25 cm/s. (a) What is the rolling balls angular speed? (b) How many full rotations are required if the beetle rolls the ball a distance of 1.00 m?
During a very quick stop, a car decelerates at 7.00 m/s2. (a) What is the angular acceleration of its 0.280-m-radius tires, assuming they do not slip on the pavement? (b) How many revolutions do the tires make before coming to rest, given their initial angular velocity is 95.0 rad/s? (c) How long does the car take to stop completely? (d) What distance does the car travel in this time? (e) What was the car's initial velocity? (f) Do the values obtained seem reasonable, considering that this stop happens very quickly?
Competitive divers pull their limbs in and curl up their bodies when they do flips. Just before entering the water, they fully extend their limbs to enter straight down. Explain the effect of both actions on their angular velocities. Also explain the effect on their angular momenta.
With the aid of a string, a gyroscope is accelerated from rest to 32 rad/s in 0.40 s. (a) What is its angular acceleration in rad/s2? (b) How many revolutions does it go through in the process?
In circular motion, a tangential acceleration can change the magnitude of the velocity but not its direction. Explain your answer.
An automobile with 0.260 m radius tires travels 80,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?
Keratinocytes are the most common cells in the skins outer layer. As these approximately circular cells migrate across a wound during the healing process, they roll in a way that reduces the frictional forces impeding their motion. (a) Given a cell body diameter of 1.00 105 m (10 m), what minimum angular speed would be required to produce the observed linear speed of 1.67 107 m/s (10 m/min)? (b) How many complete revolutions would be required for the cell to roll a distance of 5.00 103 m? (Because of slipping as the cells roll, averages of observed angular speeds and the number of complete revolutions are about three times these minimum values.)
The tires on a new compact car have a diameter of 2.0 ft and are warranted for 60 000 miles, (a) Determine the angle (in radians) through (which one of these tires will rotate during the warranty period, (b) How many revolutions of the tire are equivalent to your answer in part (a)?