A 39 m chain weighing 3 kg/m hangs over the side of a bridge. How much work is done by a winch that winds the entire chain in? (Use decimal notation. Give your answer to one decimal place.)

Q: A chain 15 feet long whose weight is 84 pounds is hanging over the edge of a tall building and does…

A: To Determine:  A chain 15 feet long whose weight is 84 pounds is hanging over the edge of a tall…

Q: Use the fact that 1 m3 = 1000 liter, and show that 1 liter = 1000 cm3

A:

Q: What is the area in m^2 of a laboratory which is 0.020 km long and 1.0 X 10 m wide?

A: Given,

Q: A piece of cardboard measuring 8 inches by 14 inches is formed into an open-top box by cutting…

A:

Q: A company makes concrete bricks shaped like rectangular prisms. Each brick is 15 inches long, 10…

A: We have to find the number of bricks.

Q: If a copper wire (which has a diameter of 0.0126 inch) has a resistance of 66.17 ohms per thousand…

A: Formula to solve this problem is given in next step.

Q: The Light from the sun takes 8 minutes to reach earth. Using the fact that light travels at a speed…

A: Given time taken by light to reach earth from sun = 8 minutes.Speed of light = 186,000 miles per…

Q: if a motor rotates 1627 3/4 revolutions per second. how many revolutions will it make in 13/15 of a…

A: Motor speed (s):

Q: How much work is done lifting a 15 pound object from the ground to the top of a 55 foot building if…

A:

Q: Researchers in London would like to compare the weight of one of their satellites to that of the…

A: 1kg............................... 2.21 pounds = 2.21 lbs  70kg...............................…

Q: An adult has a total of about 21.4 square feet(ft2) of skin. Use the fact that 1 m is approximately…

A: Given: An adult has a total of about 21.4 square feet(ft2) of skin.     To determine: conversion to…

Q: A cylinder has a volume of 1373.436 cubic inches. If the radius is 9 inches, how many inches is its…

A:

Q: If 60 ml fills of another cylinder shaped like the one shown, how many milliliters of water will of…

A: We can make it easier for you.

Q: Which will be greater, tan 300 or tan 400 ? How large could tan  be?

A: To check which is greater tan30° or tan40°

Q: The area of a square signboard is 220.5 square meters. Find the measurement of its diagonal in…

A: Given:- The area of a square signboard is 220.5 square meters. To Find:- The measurement of its…

Q: A log is 16 m long, correct to the nearest metre. It has to be cut into fence posts which must be 70…

A: Given that, A log is 16 m long, correct to the nearest metre.   It has to be cut into fence posts…

Q: 2,689 RPM (revolutions per minute) equals how many revolutions per second? 1 minute = 60 %3D…

A:

Q: How long a tape does a police officer need to record a 2 minute video confession at an operating…

A:

Q: The average length of an MLS soccer field is 97.5 m. How far is this distance in yd? Place your…

A: The units of length are feet, yard, meter, etc. . It is known that 1 yd=0.9144 m.

Q: What is the wavelength (in nano meter) of an electromagnetic wave whose frequency ?is 3.64x10^14 Hz

A: Solution:-

Q: Light travels at 186,283 miles every secound. How many feet per hour does light travel?

A: speed of light = 186,283 miles per hour   then, speed in feet per hour =?

Q: A heavy rope, 50 ft long, weighs 0.5lb/ft and hangs over the edge of a building 110 ft high. How…

A:

Q: A sign in an elavtor in France indicates that it's maximum weight capacity is 300 kilograms. What is…

A: Given:

Q: 90 Btuz Cal

A:

Q: If the car is traveling 65 miles per hour, about how many times per second does the wheel rotate?

A: we know that 1 mile=1.609344 kmand car is travelling 65 miles =65×1.609344 km=104.60 kmthat is car…

Q: What is the wavelength (in nano meter) of an electromagnetic wave whose frequency * ?is 3.64x10^14…

A: We have to use electromagnetic waves relations.

Q: How long is the side length of a cube that displaces 2 gallons of water in cm. (Round to 2 decimal…

A:

Q: A construction worker, 28 feet up ona scaffold, lifts a 4-Ib rope hand over hand up to the scaffold…

A: This question is done by simple integration method

Q: A house is advertised as having 1420 square feet under its roof . What is its area is square meter?

A:

Q: A truck transporting material to a factory requires 160 litres of gas for every trip to cover 1,400…

A:

Q: Calculate the body mass index of a patient weighing 164 pounds and who is 187cm tall?

A:

Q: A construction worker, 36 feet up on a scaffold, lifts a 4-Ib rope hand over hand up to the scaffold…

A:

Q: The number of flaws in metal sheets 100 cm by 150 cm is known to follow

A:

Q: Determine how many bags of popcorn should be produced per hour by each worker. Show how this is…

A:

Q: A spin balancer rotates the wheel of a car at 480 revolutions per minute. If the diameter of the…

A: Given that,A spin balancer rotates the wheel of a car at 480 revolutions per minute.If the diameter…

Q: When will this mold cover 1000 square millimeters?

A: The area of the mold is given by the function. Ad=100e0.25d The number of days for the mold to cover…

Q: An automobile with 0.290 m radius tires travels 85,000 km before wearing them out. How many…

A: According to the given information:Radius of tire = 0.290 mTired travelled 85000 km before wearing…

Q: How much work is done lifting a 40 pound object from the ground to the top of a 55 foot building if…

A:

Q: If a bicycle is traveling 15 miles per hour, how many revolutions does the 24 diameter tire make…

A: As per Bartleby guidelines we're supported to answer only one question when two or more different…

Q: Find the length of the longest object that will fit inside a rectangular box 10 feet long, 2 feet…

A: Given that a rectangular box 10 feet long, 2 feet wide and 3 feet high.

Q: How much work is done lifting a 25 pound object from the ground to the top of a 25 foot building if…

A:

Q: A biologist observes that a certain bacterial colony triples every 4 hours and after 12 hours…

A:

Q: An asteroid has hit the Earth and created a huge crater. Engineers and scientists have measured…

A: Circumference of crater=79.5 mi 2πr=79.5r=79.52πr=12.659 mi

Q: A new sidewalk will be 6 feet wide, 220 feet long, and filled to a depth of 3 inches (0.25 foot)…

A: Volume of Cuboid = l× b× h  l = length of Cuboid b = breadth of Cuboid h = height of Cuboid

Q: How long would it take for a ball dropped from the top of a 144 foot building to hit the ground

A:

Q: A chain lying on the ground is 16 ft long and weighs 90 lbs. How much work is required to raise one…

A:

Q: A 4-inch by 6-inch photograph is going to be enlarged by increasing eachside by the same amount. The…

A: Length of photograph = 4 inch Width of photograph = 6 inch Let each side be enlarged by x inch New…

Q: Each side of a square is increased 8 inches. When this happens, the area is multiplied by 25. How…

A: assume that the length of the original square is "x" inches.

Q: A ship is sailling at 5 knots (nautical miles per hourlon

A: Given, Speed of ship: Vs=5knots. Direction of ship: θ=000° speed of wind: Vw=4knots Direction of…

Q: What is the estimated digit if the length of an object being measured falls exactly on the 5-cm…

A: Consider the provided information, What is the estimated digit if the length of an object being…

Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.