1 answer

A 30 kg weight is positioned 2 m from a fulcrum. At what distance from the fulcrum must a 40

Question:

A 30 kg weight is positioned 2 m from a fulcrum. At what distance from the fulcrum must a 40 kg weight be positioned to keep the scale balanced?

Answers

#1.5\ m#

Explanation:

Let #x# be the distance of #40# kg from the fulcrum then balancing the torque about the fulcrum

#40g\times x=30g\times 2#

#x=60/40#

#x=1.5\ m#

.

Similar Solved Questions

3 answers
Statistics
An accounting firm is planning for the next tax preparatinseason.From last year's returns, the firm collects asystematic random sample of 100 filings.The 100 filingsshowed an average preparation time of 90 minutes with a standarddeviation of 140 minutes.What is the probability that the mean comp...
1 answer
I have no idea how to do this. Will you please work it out and write...
I have no idea how to do this. Will you please work it out and write neat enough to read? Thank you! Prelab Questions Give the algebraic relationship between the focal length, the distance from the object to the lens or mirror, and the distance from the lens or mirror to the image. Thick Convergi...
1 answer
C. Describe the properties of i, competitive inhibitor and ii, noncompetitive inhibitor for this enzyme. Draw...
c. Describe the properties of i, competitive inhibitor and ii, noncompetitive inhibitor for this enzyme. Draw Lineweaver Burk plots for each and indicate where you can obtain Km and Vmax values for each plot and how they change with the addition of each type of inhibitor 3...
1 answer
Working on a study guide for my physics class and i am kinda lost on this...
Working on a study guide for my physics class and i am kinda lost on this one, I know we need to use the wext formula. Please write everything out and show conversions. 11:10 PM Sat Sep 28 224%D hartnell instructure.com Page < 3 > Of 4 0 - ZOOM + 4. (8 pts) A proton's speed as it passes p...
1 answer
Cost of Production and Journal Entries Lighthouse Paper Company manufactures newsprint. The product is manufactured in...
Cost of Production and Journal Entries Lighthouse Paper Company manufactures newsprint. The product is manufactured in two departments, Papermaking and Converting. Pulp is first placed into a vessel at the beginning of papermaking production. The following information concerns production in the Pape...
1 answer
1) What are some of the contraindications for refractive eye surgery? 2) Kidney failure requires dialysis...
1) What are some of the contraindications for refractive eye surgery? 2) Kidney failure requires dialysis or kidney transplant. Is there a culture of organ donation? Can a person be a living donor and donate one kidney? What would be the risks? 3) A vasectomy is a minor surgical procedure to prevent...
1 answer
Just give me the answers 2502 (8) + 026) = 2503 (8) will result in an...
Just give me the answers 2502 (8) + 026) = 2503 (8) will result in an increase in the number of moles of SO3 (s) in Le Chatelier's Principle predicts that the reaction container. A) increasing the volume of the container B) increasing the pressure C) increasing the temperature D) decreasing...
1 answer
A membrane allows glucose through but not sucrose and galactose. What type of membrane is this?...
A membrane allows glucose through but not sucrose and galactose. What type of membrane is this? Multiple Choice nonpermeable semipermeable permeable...
1 answer
11.   A) Name the membrane-bound enzyme that directly links the TCA cycle with the electron transport...
11.   A) Name the membrane-bound enzyme that directly links the TCA cycle with the electron transport chain. Give its name in the TCA cycle and the electron transport chain. B) Name at least two other starting points for substrates used in the electron transport chain. C) Approximately how...
1 answer
A project that costs $19,500 today will generate cash flows of $6,100 per year for seven...
A project that costs $19,500 today will generate cash flows of $6,100 per year for seven years. What is the project's payback period? Multiple Choice 266 years 3.00 years 31 years 3.20 years 256 years...
1 answer
Problems and Investments Ch 12 Saved Help Save & Exit Su Check my wou Problem 12-23...
Problems and Investments Ch 12 Saved Help Save & Exit Su Check my wou Problem 12-23 Accounting measures of performance Conder an asset with the following cash flows: Cash flows ($ millions) Year 0 -54 Year 1 23.40 Year 2 21.60 Year 3 19.80 The firm uses straight-line depreciation. Thus, for this...
1 answer
Concept application unit 22 "hostile environment" unit 22 lymphatic and immune CONCEPT APPLICATION Read "Hostile m...
concept application unit 22 "hostile environment" unit 22 lymphatic and immune CONCEPT APPLICATION Read "Hostile m oment and in your knowledge of Unit 22, complete the Analysis section Supply appropriate terms to correctly complete the thought of each statement. W e achter in the...
1 answer
HIS LUGDUI. TOP Find the area of the specified region. Shared by the circles r =...
HIS LUGDUI. TOP Find the area of the specified region. Shared by the circles r = 2 and r = 4 sin OA. ? / (48-313) OB. 21 oc. ? //22 + 3/3) Click to select your answer Type here to search...
1 answer
The temperature difference between the inside and the outside of a building on a cold winter...
The temperature difference between the inside and the outside of a building on a cold winter day is 51°F. (a) Express this difference on the Celsius scale. 25 x Review the relationships between temperature scales. Note that the value is a temperature difference, not a single temperature measurem...
1 answer
2. win Lee has determined that the annual demand for number 6 screws is 100,000 screws....
2. win Lee has determined that the annual demand for number 6 screws is 100,000 screws. Irwin, who works in his brother's hardware store, is in charge of purchasing. He estimates that it costs $10 every time an order is placed. This cost includes his wages, the cost of the forms used in placing ...