G if F is measured in lbs and r in ft

Related BrainMass Solutions

• Energy and Conservation Laws: A rock is lifted by a lever. How much work is done?

  Work = force * displacement F = m*g F = 100*32 Here g =32 ft/sec^2 therefore W = 100*32*1 = 3200 lb-ft Sorry, I have forgotten the unit of force and work in lbs-feet The formula is shown and the problem is solved.

• Pressure on a Column of Water, Pipe Grade Length, Mass of a Tube of Water and Length Factors

  47450 Pressure on a Column of Water, Pipe Grade Length 1) What is pressure in a 200 feet column of water? 2) How much is the pipe grade length if 92 feet pipe is graded at 1/8 per foot? 3) A 3.2 m tube of water weighs how much?

• Pressures problems are featured.

  If the average pressure inside the water tank is 16psi. What is the outward force on the window. 3.) An object is recovered from under the sea. Its weight is measured to be 42.8lb and its volume 4 ft^3.

• Simple Machines: Force required to push a box up a ramp.

  = 3/25 And hence Sin = Gives l = 2.5*25/3 = 20.83 ft (c) what is the efficiency in (b)?

• Statistical analysis in NCSS

  The relation between the speed of the line (X) and the amount of scrap (Y) for the day was studied for 15 days. The basic data for the line is given in the table below. Day Y (lbs.) X (ft.

• Tensile force formulas

  A. 16,000 psi B. .002 ft-lbs/sq-in C. 0.000064 ft/ft D. .0000106 in/in A tensile force is a stretching (tension) force pulling at both ends of a component or structure along its length.

• Conversions from height to meters and from weight to kilograms

  24090 Conversions from height to meters and from weight to kilograms A 6.0 ft person weighs 168 lbs. Express this person's height in meters and weight in kilograms. (1 lb = 453.6 g 1 m = 3.28 ft.)

• Calculating the Weight of Air in a Room

  the volume of air is 20*15*8= 2400 cubic feet Therefore d=m/V so m=dV = (0.076474 lbs/ft^3)(2400 ft^3) = 183.5376 lbs Note: if your teacher supplies you with a different value for density of air at STP, you should use that instead of 0.076474 and

• Dynamics: Speed, Velocity, Angle, etc.

  A cylinder is pulled up a plane by the tension in a rope which passes over a frictionless pulley and is attached to a weight of 150 lb as shown. The cylinder weighs 100 lb and has a radius of 2 ft. The radius of the pulley is 4 ft.