Calculate the drills angular acceleration

Assignment Help Physics
Reference no: EM13486563

A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.8 104 rev/min.

(a) Find the drill's angular acceleration.

rad/s2

(b) Determine the angle (in radians) through which the drill rotates during this period.

rad

Reference no: EM13486563

Questions Cloud

Quality of financial reporting in uae : Has the adoption of IFRS improved the quality of financial reporting in UAE or other GCC countries? Bring true evidences.
Find through how many radians has the wheel turned : An electric motor rotating a workshop grinding wheel at a rate of 8.20 101 rev/min is switched off. Through how many radians has the wheel turned during the interval found in (a)
Explain why must all f- solutions be measured : Why must all F- solutions be measured and kept in plastic ware rather than glassware. Why do you measure the most dilute solutions first when using ISE. Why do we not use TISAB when determining the selectivity coefficient.
Explain the nature of groups and group behavior : Explain the nature of groups and group behavior within organisations you identified and discuss factors that may promote or inhibit the development of effective teamwork in organisations you identified.
Calculate the drills angular acceleration : A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.8 104 rev/min. Find the drill's angular acceleration
Explain the structural formula of the geminal dichloride : What is the structural formula of the geminal dichloride that is necessary to make 2,3,3,6,6,7-hexamethyloct-4-yne. I dont even know where to begin can someone please help
Express comprehensive cycle problem : Purchased inventory that cost $2,200 on account from Blue Company under terms 1/10, n/30. The merchandise was delivered FOB shipping point . Freight costs of $110 were paid in cash.
Explain react the fastest with nai in acetone : A: 2-methyl-1-bromohexane B: 1-bromohexane which of the above compounds will react the fastest with NaI in acetone?
What is the npv of buying the new lathe : What is the NPV of buying the new lathe

Reviews

Write a Review

Physics Questions & Answers

  Describe free-body diagram for the mass

describe free-body diagram for the mass. Calculate the tension in each part of the rope.

  How old is the specimen

An archeological specimen containing 3.4g of carbon has an activity of 0.33 Bq. How old (in years) is the specimen

  How much work has been done by an ideal gas

How much work has been done by an ideal gas, when the temperature of 5 moles of the gas increases by 2 Kelvin in an isobaric process

  Determine the recoil speed of the archer

A 55.0kg archer, standing on frictionless ice, shoots a 90.0g arrow at a speed of 50m/s. What is the recoil speed of the archer

  What is the centripetal acceleration of an electron

Three charged particles are placed at each of three corners of an equilateral triangle whose sides are of length 2.8 . Two of the particles have a negative charge: = -6.7 and = -13.4 . The remaining particle has a positive charge, = 8.0 . What is ..

  At what angle from vertical must she lean

A ranger in a national park is driving at 52 km/h when a deer jumps onto the road 86 m ahead of the vehicle. After a reaction time of t s, the ranger applies the brakes to produce an acceleration of -2.9 m/s2.

  Determine the average power delivered to the circuit

A 2100-? resistor and a 1.4-µF capacitor are connected in series across a generator (60.0 Hz, 120 V rms). Determine the average power delivered to the circuit

  Determine the focal length of the eyepiece be

A Galilean design telescope is to be made with an objective of focal length 450 mm with an angular magnification of 18. What should the focal length of the eyepiece be

  A particle with mass 230 g and charge 100 c enters through

a particle with mass 2.30 g and charge 10.0 c enters through a small hole in a metal plate with a speed of 8.50 ms at

  Determine the hight of the tower

An iron tower in is 340 meters tall on a cold day (=-8l4 degrees Celsius). What is the hight of the tower on a hot day whe the tempeture is 32.4 degrees Celsius

  How to determine the electric force on the proton

A proton is at the origin and an electron is at the point x= 0.35nm , y= 0.34nm .Find the electric force on the proton.

  Find out its position as a fuction of time in the forum of x

It position is xo>0 and i give it a kick so that it moves back towards the origin and executed simple harmonic motion with amplitude 2xo. Find out its position as a fuction of time in the forum of x(t)=acos(wt-&)

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd