What are the point angular position

Assignment Help Physics
Reference no: EM132101851

Question: The angular position of a point on a rotating wheel is given by ? = 1.96 + 6.20t2 + 4.15t3, where ? is in radians and t is in seconds. At t = 0, what are

(a) the point's angular position and

(b) its angular velocity?

(c) What is its angular velocity at t = 7.97 s?

(d) Calculate its angular acceleration at t = 2.88 s.

Reference no: EM132101851

Questions Cloud

What is the tension in the string when the ball is at top : A 900g ball moves in a vertical circle on a 1.02m -long string. If the speed at the top is 3.70m/s , then the speed at the bottom will be 7.33m/s.
What is the magnitude of the train angular acceleration : What is the magnitude of the train's angular acceleration after it is released? Express your answer using two significant figures.
Could gc be liable to a potential customer injured : Could GC be liable to a potential customer injured when she slips and falls on ice directly in front of the entry door while attempting to enter GC public.
What you believe leadership to be in any criminal justice : Explain how your definitions could best be applied to improve your own criminal justice organization or any others you have researched.
What are the point angular position : The angular position of a point on a rotating wheel is given by ? = 1.96 + 6.20t2 + 4.15t3, where ? is in radians and t is in seconds.
Analyze the benefits and costs of voluntarily prohibiting : State the benefits and costs of voluntarily adopting hiring and promotion practices designed to diversify the workforce.
What is the airplane speed relative to the earth : An airplane is flying in a jet stream that is blowing at 45.0 m/s in a direction 28° south of east. Its direction of motion relative to the earth is 45°.
What wavelengths appear in the system emission spectrum : The allowed energies of a quantum system are 1.0 eV, 2.0 eV, 4.0 eV, and 7.0 eV. What wavelengths appear in the system's emission spectrum (in nanometers)?
For how much more time was the ball in flight : On the Apollo 14 mission to the moon, astronaut Alan Shepard hit a golf ball with a 6 iron. The acceleration due to gravity on the moon is 1/6 of its value.

Reviews

Write a Review

Physics Questions & Answers

  Given a very smallpush so it moves along the ring axis

A 11.7 cm radius thin ring carries a uniformly distributed 15.4μc charge. A small 8.6g sphere with a charge of 1.5μc isplaced exactly at the center of the ring and given a very smallpush so it moves along the ring axis (+x axis)

  Find the correct unperturbed wave functions

A particle of mass m is confined to a circle of radius a, but is otherwise free. A perturbing potential H=Asinφcosφ is applied, where φ is the angular position on the circle. Find the correct unperturbed wave functions for the two lowest states of ..

  What is the minimum spacing l

Two waves A and B, both of wavelength λ = 51.7-cm, are initially out of phase by π. I want to bring them back in phase by placing some mirrors along the path of wave B as shown in the figure. What is the minimum spacing L required to achieve this?

  What is the total length of the pipe

An organic liquid flows from a reactor through a pipe to a storage tank in an oil refinery at a rate of 3 m3/min. The pipe is a commercial steel pipe.

  What is the change in internal energy of the system

A frog in a hemispherical bowl finds that he just floats without sinking in a fluid whose density is 1.35 g/cm^3. If the bowl has a radius of 6cm and negligible mass, what is the mass of frog.

  Discover the acceleration of the electron

An electron is accelerated by a constant electric field of magnitude 275 N/C. Discover the acceleration of the electron. Use the equations of motion with constant acceleration to discover the electron's speed after 9.50*10-9 s, assuming it starts fro..

  Compute the critical edge load

Compute the critical edge load NxCR for a plate simply supported around the boundary, with length a = 2 m (along x), width b = 1 m, t = 1 cm.

  Find the magnitude of the force exerted by the rope on crate

A 40 kg crate is being lowered by means of rope. Its downward acceleration is 2.00 m/s^2. What is the magnitude of the force exerted by the rope on the crate

  How fast is the rock moving on impact

A rock is dropped straight down from the top of a 49.2 meter building. How long does it take for the rock to hit the ground? How fast is the rock moving on impact

  What is rotational inertia of this collection with aspect

The masses and coordinates of four particles are as follows: 45 g, x = 1.0 cm, y = 1.0 cm; 20 g, x = 0.0 cm, y = 4.0cm; 45 g, x = -3.0 cm, y = -3.0 cm, 30 g, x = -1.0 cm, y = 2.0 cm. What is the rotational inertia of this collection with aspect to..

  What is the potential difference between the terminals

A real battery is not just an emf. We can model a real 1.5v battery as a 1.5v emf in series with a resistor known as the "internal resistance", What is the potential difference between the terminals of the battery

  Where does the refracted ray cross the principal axis

ray of light comes to the interface that is part of a sphere of radius r=15.0 cm. Where does the refracted ray cross the principal axis if the incident ray is 5.0 cm away from the principal axis

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