Find the forces produced in Bars 1, 2, and 3 of the truss shown due to the action of a ball of weight W = 1000 lb, resting at the hinge D and supported by a cable EF as shown. The cable EF is parallel to AC. A W -10-4-10² 2 3 B 0101010² 30²
Q: Give an explanation of why an LCD-based computer monitor's screen has a flat curve.
A: To determine: The reason behind an LCD-based computer monitor's screen has a flat curve.
Q: How can you see a virtual image, when it's not "really there"?
A: There are two types of images real images and virtual images. A real image is formed when the…
Q: Find the refractive index of a material for which the polarizing angle in air is 62°.
A: Normal light has electric field vectors that will vibrate in all perpendicular planes with respect…
Q: (a) A bar of old (Au) is in thermal contact with a bar of silver (Ag) of the same length and area…
A: Given that the area and the length of both rod is same. Hence LAu= LAg And AAu = AAg
Q: What are the two methods you can use to charge given neutral conducting object? E
A:
Q: 18. A 2-kg block is pushed against a spring with k = 500 N/m, compressing the spring by 20 cm. The…
A: Given that-Mass, m= 2 kgSpring Constant, k= 500 N/mSpring Compression= 20 cm=0.2mθ= 45°
Q: Sophie tossed her favorite toy from her crib. Calculate the total energy of the toy when - it’s in…
A:
Q: 400 cm w Figure P16.17) (c16p17) The three charges in Figure P16.17 are at the vertices of an…
A:
Q: 3. A thin non-conducting rod of length has a total charge q uni- formly distributed over its length.…
A: Solution:-Given that
Q: 129. The time period of an alternating quantity is 0.02 second. Its frequency will be A.25 Hz B.50…
A: Concept: The number of waves that pass a certain spot in a second is known as frequency. Hertz is…
Q: A pyramid has a height of 481 ft. And its based covers an area of 13.0 acres. The volume of the…
A: Given that-Height of the pyramid= 481 ftArea of the base= 13 acres1 Acres= 43560 ft2then,13 acre=…
Q: Why is important to test the tensile strength of materials?
A: Knowing a material's specific qualities is important whenever you choose it to serve one of your…
Q: An object of mass 0.5 kg is whirled in a horizontal circle of radius 20 cm. Calculate the maximum…
A: Solution:-Given thatBreaking tension of the string (T)=9.86 Nmass of object (m)=0.5 kgRadius of…
Q: 3. An object is submerged in oil tank and tethered by a string to the lower surface of the tank. If…
A:
Q: Que:- Prove that the equation of motion remains un charged if the divergence of Langrangian density.…
A:
Q: Ans. (i) 2000 J (ii) 1000 J 18. A truck weighing 1000 kgf changes its speed from 36 km h-¹ to 72 km…
A: Given data, Mass of the truck m = 1000 kg Initial velocity u=36 km/h=36×518=10 m/s Final velocity,…
Q: (c) Vc = y² + (2xy + z²) ŷ + 2yz 2.
A: We know divergence is always for vector function not for scalar function. And outcome of divergence…
Q: 8. The maximum current that a 2W, 80 k2 resistor can safely conduct is____.
A: Power, P=2WCurrent, i=80 kΩ=80×103 Ω
Q: Q3) Determine the correct number of significant figures for the numbers below and express each…
A:
Q: 8. You are riding in an elevator with an open roof. You are moving down at a speed of 4.00 m/s when…
A: In first question a apple is thrown and need to find time taken to return it to original position…
Q: (b) V, = xyÂ+2yzy+3zxê.
A: Solution:-Given thatVb→=xy x^+2yz y^+3zx z^
Q: Consider the simplified single-piston engine in the figure. Assuming the wheel has a radius A = 20.0…
A: Since we answer up to three subparts we will answer the first three. Please resubmit the question…
Q: Pa. Its volume reduced to 8.0 %. What is the Bulk modulus in Pa
A:
Q: Two liquids of different densities (density one = 1500 kg/m³, density two = 500 kg/m³) are poured…
A: Find the respective amounts of liquids used and the weight of the mixture in kg. Given, Density of…
Q: Given the density of iron as 7800 kg/m 3 , and the Earth radius is 6.38 x 10 6 m, if 55% of the…
A:
Q: 7. A 2-kW electric iron is connected to a 120-V line. Calculate the current drawn by the iron.
A: Given, Power of electric iron, P=2×103W Voltage, V=120V The power of electric iron is given as, P=VI
Q: 4. A battery may be rated in ampere-hours (Ah). An lead-acid battery is rated at 160 Ah. (a) what is…
A: (a) What is the maximum current it can supply for 40 h. (b) How many days will it last if it is…
Q: FLUID STATICS. Only round off in the final answer. Use 3 decimal places. Thank you! Allison places…
A: The depth of the mug is given as, h=10 cm, The diameter of the cup is given as, d=6 cm, Then the…
Q: (d) Now, in (a), write dt = dr=dr. So Newton's second law becomes de F(v) me Integrate both sides…
A: Given, mvdvFv=dxandFv=-cv3/2
Q: 14) Calculate the maximum reflected wavelength by a thin film of refractive index 1.55 and thickness…
A: When interference takes place in thin films the final intensity might increase or decrease.…
Q: Consider a container filled with helium gas at room temperature and ambient pressure. (a) Sketch a…
A:
Q: "the expression for the angle of an escillating pendulum C. Cos(wt 10) escillating pendulum the…
A: We have given expression for angular displacement. It we take time derivative of angular…
Q: You kick a soccer ball off the edge of the roof of a 10-meter-tall building. The initial velocity is…
A: Given: The height of the building is h = 10 m The soccer ball kicked with the initial velocity is u…
Q: 8a.1. Consider an indirect band semiconductor whose conduction band minimum is at kx = ko along the…
A:
Q: The power adapters of devices we use contain transformers. In one such adapter, the input to the…
A: .
Q: 6. How much energy does a 10-hp motor deliver in 30 minutes? Assume that 1 horsepower = 746 W.
A: We have been given a 10-hp motor. We need to find how much energy does this motor deliver in 30…
Q: 4b.1 From the equation motion of the carriers under external electric field, mv d²r dt² T show that…
A:
Q: The R.I. of glass of water are 3/2 + 4/3 reep- If the difference in the relocity of light in water…
A: We need to compute-Velocity of light in glass (Cw)=?Velocity of light in glass (Cg)=?Velocity of…
Q: 16. From the previous question, calculate the caloric expenditure in kilocalories (kcal) if the…
A: Hi! Thank you for your question. As per guideline we can solve one question at a time in case of…
Q: With all other factors being equal, the most likely to burn your mouth when taken directly from an…
A: Given, With all other factors being equal, the most likely to burn your mouth when taken directly…
Q: h..... Lobby | Top Hat Aktiv Chemistry D2L Homepage - Vande... For each of the motions described…
A:
Q: Kepler's 3rd law is given as p2 = a3. If the orbital period of the James Webb telescope at the…
A:
Q: Agreement between repeated measurements does imply accuract but only consistency is it False, true…
A: True : Agreement between repeated measurements imply accuracy and consistency in the result.
Q: 4. A battery may be rated in ampere-hours (Ah). An lead-acid battery is rated at 160 Ah. (a) what is…
A:
Q: Two forces are applied to the pole as shown. a. Determine the component of F₁ that acts in the…
A: Given that:
Q: Do it asap
A: Given data: Mass of board, m=20 kg Mass of child sitting at a distance, x1=2.5 m from the pivot…
Q: If you're handed a converging lens, what can you do to estimate its focal length quickly?
A: Lenses are of two types converging and diverging. It works by refracting light. Unlike a mirror, the…
Q: Which of the following is required to calculate the amount of heat required to change the…
A: Which of the following is required to calculate the amount of heat required to change the…
Q: A golfer is attempting to reach the elevated green by hitting his ball under a low-hanging branch in…
A: Part(a) what launch angle θ will put the first impact point of the ball closest to the pin.…
Q: The charges and coordinates of two charged particles held fixed in an xy plane are q₁-3.26 µC,…
A:
Step by step
Solved in 3 steps with 3 images
