What force must the cord be pulled to open the door

Reference no: EM13988632

A contraption is designed by a student so that she can open the door while she sits at the desk. She can pull the cord which goes over the pulley and is tied to the door knob. The coordinates of the door knob K and the pulley P are provided with respect to the origin, O and the axes x,y,z.

A minimum of 2 Nm moment is needed to open the door about its hinge AB. With what force must the cord be pulled to open the door?

125_force F.png

Reference no: EM13988632

Questions Cloud

Determining the particular demographic group : Suppose a random sample of 10 individuals from that particular demographic group are examined. What is the probability that six of their blood pressures will be in the first group, three in the second, and one in the third?

What is the effective length of the instrument : The actual fundamental frequency of the contrabassoon is 27.5 Hz , which should be different from your answer in part A. This means the model of the instrument as an open-closed tube is a bit too simple. But if you insist on using that model, what..

Advantages and disadvantages of price control laws : From the questions and answer above, what do you conclude in general about the advantages and disadvantages of price control laws that set price ceilings and price floors for any and all goods and services?

What does it include as cash and cash equivalents : Were the dividends on common stock and/or preferred stock? What was the amount of each?

What force must the cord be pulled to open the door : A contraption is designed by a student so that she can open the door while she sits at the desk. She can pull the cord which goes over the pulley and is tied to the door knob. The coordinates of the door knob K and the pulley P are provided with r..

Examine various transfer pricing methodologies : Create a scenario in which you allocate revenues and costs to each country to determine the lowest possible overall tax for each country. Provide support for your allocations.

Article summary - issues in research on aging and suicide : What is (are) the key term(s)? What were the research questions? What are the reason for conducting the study? What was the sample size or profile? Article - Issues in research on aging and suicide

Why are there laws setting minimum wages : Why are there laws setting minimum wages for workers and maximum rents for housing?

Analyze the tax effects on us shareholders : Identify at least one deterrent of the Internal Revenue Code (IRC) used to discourage the payment of bribes and kickbacks to foreign officials.

User Account

All Pages