The forearm if Fig. 8-45 accelerates a 3.6 kg ball at 7.0 m/s2 by means of the

Question:

The forearm if Fig. 8-45 accelerates a 3.6 kg ball at 7.0 m/s2 by means of the triceps muscle, as shown. Calculate
(a) The torque needed, and
(b) The force that must be exerted by the triceps muscle. Ignore the mass of the arm.

31 cm Axis of rotation (at clbow) 2.5 cn Triceps Imuscle

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physics

ISBN: 978-0077339685

2nd edition

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

See More Books

Question Posted: May 09, 2010 11:58 PM

See More Questions

The force that must be exerted to drive a nail into a wall is roughly as shown in the graph. The first 1.2 cm are through soft drywall; then the nail enters the solid wooden stud. How much work must...
Determine the smallest horizontal force P that must be exerted on the 200-lb block to move it forward. The rollers each weigh 50 lb, and the coefficient of rolling resistance at the top and bottom...
Determine the magnitude of force F that must be exerted on the handle at C to hold the 75-kg crate in the position shown. Also, determine the components of reaction at the thrust bearing A and smooth...
Seth borrows X for ten years at an annual effective interest rate of 4%, to be repaid with equal payments at the end of each year. The outstanding loan balance at the end of the eighth year is...
Nekita Corporation assembles cell phones and smart phones at two different factories within the same city. During each hour at the first factory, 15 cell phones and 30 smart phones can be assembled...
Roenfeld Corp believes the following probability distribution exists for its stock. What is the coefficient of variation on the company's stock? State of the Economv Boom Normal Recession Probability...
A light aircraft with a wing area of $200 \mathrm{ft}^{2}$ and a weight of $2000 \mathrm{lb}$ has a lift coefficient of 0.40 and a drag coefficient of 0.05. Determine the power required to...
The following three independent sets of facts relate to contingent liabilities . 1. In November of the current year an automobile manufacturing company recalled all minivans manufactured during the...
Denver would like your advice in relation to two property matters, one concerning 53 Cross Street and the other concerning Swettenham Cottage. 53 Cross Street Denver and his brother, Watson,...
Consider the biosensor device shown in the figure in the next column. The biosensor is designed to measure the concentration of solute A in the well-mixed liquid phase. At the base of the device is...
A centrifuge rotor rotating at 10,300 rpm is shut off and is eventually brought uniformly to rest by a frictional torque of 1.20 m N. If the mass of the rotor is 4.80 kg and it can be approximated as...
Assume that a 1.00-kg ball is thrown solely by the action of the forearm, which rotates about the elbow joint under the action of the triceps muscle, Fig. 8-45. The ball is accelerated uniformly from...
You have been asked by a client to review the records of Roberts Company, a small manufacturer of precision tools and machines. Your client is interested in buying the business, and arrangements have...
1. Use the following Fig. to find [6K] a) the wavelength; b) the period and the frequency; c) the amplitude. A (cm) 10- 54 -5 -10- 2 2 3 6 4 d (m) S 10 6 P 7 8 STANDING 14 16
Five life cycle models (Linear Models, Incremental life cycle models, Iterative life cycle model, Adaptive models, and Extreme programs) Research five life cycle models of a project and give an...
Ailani Groom owns a $1,000 corporate bond that pays 6 percent. What is the dollar amount of each semiannual interest payment? Show your calculations.
How do you deal with busy and stressful business periods? What is the key to drafting and working with a successful budget? What do you see yourself doing in five years? What do you consider to be...
Do you think that having security present at the locations prevents thefts? Can cameras in stores be a better resource for preventing or resolving retail thefts? Have you had a small interaction with...
Why is it necessary to define the complexity of a project?
Baxter, Inc., owns 90 percent of Wisconsin, Inc., and 20 percent of Cleveland Company. Wisconsin, in turn, holds 60 percent of Clevelands outstanding stock. No excess amortization resulted from these...
The following statement calls an objects method. What is the name of the method? What is the name of the variable that references the object? wallet.get_dollar()
A bank can either invest money for three months at 4.00% or for nine months at 4.50%. Ignoring actual/360 day count adjustments for the purpose of this question, the three against nine FRA quote the...
Shuggy Otis, an executive at Slapfish Corp. (SC) intends to retire in 11 years. SC just announced that it will start depositing $500.00 at the end of each quarter into each of its workers' retirement...
On January 1, the Hanover Beverage Company replaced the palletizing machine on one of its juice lines. The cost of the machine was $195,000. The machine's expected life is five years or 480,000...

The forearm if Fig. 8-45 accelerates a 3.6 kg ball at 7.0 m/s2 by means of the

Question:

31 cm Axis of rotation (at clbow) 2.5 cn Triceps Imuscle

Step by Step Answer:

a The torque gives angular acceleration to the ball only since the arm is consid...View the full answer

Physics

Related Video

Students also viewed these Mechanics questions