Question: A worker is pulling a block at the angle 8 to the horizontal without acceleration. The mass of the block is m, the coefficient

A worker is pulling a block at the angle 8 to the

A worker is pulling a block at the angle 8 to the horizontal without acceleration. The mass of the block is m, the coefficient of dry friction is u. What is the value of the force F the worker is applying? What is the optimal value of 0? FN mg 0 F

Step by Step Solution

★★★★★

3.46 Rating (153 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The detailed ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Physics Questions!

A worker is pulling a block of mass m up a slope with the angle 8. The pulling force is applied parallel to the slope. The friction coefficients are and us. What pulling force has to be applied to...

A point mass m slides without friction on a horizontal table at one end of a mass less spring of natural length a and spring constant k as shown in Figure 3-C. The spring is attached to the table so...

A block of mass m slides without friction along the looped track shown in Fig. 6-39. If the block is to remain on the track, even at the top of the circle (whose radius is r), from what minimum...

1. (a) Label Earth's layers as shown in the diagram below. (1 pt each; 4 pts total) X Y W: X: Y: Z: W (b) Explain how these layers formed (early in Earth's history). (7 pts) Z

Find the remaining quantity of 146Curanium 238 atoms from an original sample of 5.50 x 1020 atoms after 2.45 billion years. Its half-life is 4.50 billion years.

Assume that Anderson Associates, Inc., leases conference and training facilities from The Learning Company. Anderson will conduct training seminars for the claims at the leased space. The lease...

2. Contact a school psychologist within a school or school district that you previously attended as a student. Inquire about the possibility of interviewing him or her, either in person, by phone, or...

Cates Computing Systems develops and markets commercial software for personal computers and workstations. Three situations involving compensation for possible future absences of Cates's employees are...

Confused with "required 1" determine the budgeted cash collections for july and august please help. E8-18 (Algo) Preparing Cash Receipts and Cash Payments Budgets [LO 8-4) Martin Clothing Company is...

Complete the concept map by correctly adding the connecting phrases or terms provided to the appropriate locations. contains billions of orbits began to expand rapidly following the converts simple...

Break-Even Point Hilton Enterprises sells a product for $99 per unit. The variable cost is $48 per unit, while fixed costs are $741,285. Determine (a) the break-even point in sales units and (b) the...

The "Designing Organizations That Are Built to Change" reading makes the case that all employees, not just managers, must actively observe and report on market trends and propose opportunities. Group...

Hornbeck Company issued 100,000 bonds payable with a 7% interest rate at a price of 97. The journal entry to record the issue of the bond includes what?

BC Transit drivers can get a bit annoyed when passengers keep complaining about either masks or late buses. A rather silly stats professor helps them by claiming that a bus journey time of 13.6...

If a researcher determines that the answer to an accounting question is located in a primary authoritative support, what should they do? If a researcher determines that the answer to an accounting...

A radio set of 20 kg mass must be isolated from a machine vibrating with an amplitude of 0.05 mm at 500 cycles per minute. The set is mounted on four isolators, each having a spring scale of 31400...

Relationship Between Vulnerabilities and Exploits

Below is a sample of the data in the file NFLAttendance which contains the 32 teams in the National Football League, their conference affiliation, their division, and their average home attendance....

Calculate, according to the Bohr model, the speed of the electron in the ground state of the hydrogen atom.

A 2.0-kg block is released from rest and allowed to slide down a frictionless surface and into a spring. The far end of the spring is attached to a wall, as shown. The initial height of the block is...

Repeat Problem 63 if the current in the wire on the east side runs toward the south instead. Point P is midway between two long, straight, parallel wires that run north-south in a horizontal plane....

What are Benetton managers trying to achieve with their controversial approach?

How can marketers ensure that their decisions and actions do not adversely impact upon stakeholders?

What constitutes effective and efficient marketing communication?