The uniform beam has a mass of 45 kg per meter of length. Determine the reactions at the supports. A Answers: Ay= i Bx By: i i 2 m Z Z Z N N N 1.1 m- 340 kg B
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- A rectangular solid has length L=12.6 mm, width W=23.8 mm, and height H=32.5 mm. Find the length of a diagonal AB from the upper left rear vertex to the lower right front vertex. Round the answer to 1 decimal place.A force of 750 lbs stretches a spring 3 inches from its natural length of 15 inches. The work done in stretching the spring from 3 inches to 6 inches is: a. 2250 in-lb b. 4500 in-lb C. 1125 in-lb d. 3375 in-lbA man of mass M = 75 kg moved a TV of mass 20 kg from the ground floor to the third floor at a height of about 10 m. What is the work done by this man?
- The density of water is 1 gram per cm. An object floats in water if its density is less than water's density, and it sinks if its density is greater than water's. Will a toy in the shape of a rectangular prism that is 1 centimeter by 2 centimeter by 2 centimeter with mass 3 grams sink or float? Explain your reasoning. The toy will (Select ] in water because the density of the toy is [ Select ] grams/cm3.This illustration shows the Vendome Column in Paris, France. It is a bronze column that is approximately 44 meters talI, and the average diameter is approximately 4 meters. Assume V = Tr² h. Determine the approximate amount of brass needed to create a replica that is 2 meters tall. D 2018 Nastasic / Getty Images O 0.052 m3 O 5.2 m3 O 52 m3 O 520 m3Find mZMNL. L 420 M. Answer: m/MNL= Submit Answer y 8 9. a ob 4 6 Funcs Ans 1 3 SHIFT АВС hp
- Three resistors with resistances R1 = 0.74 ohm, R2 = 4.92 ohm, %3D and R3 = 6.72 ohm are is parallel circuit with a 13.5 volt battery. What is the equivalent resistance (ohm) of the circuit?The formula to calculate the gravitational force between two objects is F9 = gravitational constant and r is the distance between the objects. Solve for the positive value of r in terms of F,, G, M1 and M2. GM1 M2 p2 where M1 and M2 are the masses of the objects, G is the Answer: r = Submit Answer F. M1 M2 attempt 1 out of 3A cylindrical gasoline tank 4 feet in diameter and 6 feet long is carried on the bank of a truck and is used to fuel tractors. The axis of the tank is horizontal. the opening on the tractor tank is 4 feet above the top of the tank in the truck. Find the work done in pumping the entire gasoline contents that weighs 42 pounds per cubic feet of the fuel tank into a tractor. O 6, 04877 ft – lb O 3, 024 ft – lb O 32,256 ft-lb O 26,880 ft-lb
- A liquid shake is being served in a cone shaped container with a base diameter of 8 centimeters and a height of 22 centimeters. The shake has a density of 0.82 grams per cubic centimeter and fills the entire cone. tr the total weight of the container and shake is 330 grams, which of the following is the weight of the container?A machinist creates a solid steel part for a wind turbine. The part has a volume of 1,015 cubic centimeters. Steel can be purchased for $0.35 per kilogram and has a density of 7.95 g/cm3. If the machinist makes 500 of these parts, what is the total cost of the steel?A tank is full of water. Find the work required to pump the water out of the spout. Use the fact that water weighs 62.5 lb/ft3. (Assume r = 3 ft, R = 6 ft, and h = 10 ft.)