An aluminium (p = 2.7g/cm³) wire is suspended from the ceiling and hangs vertically. How long must the wire be before the stress at its upper end reaches the proportionality limit, which is 8.0 × 107 N/m²?

Q: QUESTION 11 Which of the following units represents a fundamental quantity? a. m3 b. inches C. ft/s?…

A: Fundamental quantity is a physical quantity that is independent and can not be expressed in other…

Q: A bicyclist heads east at 19 k(m)/(h). After she has traveled 20.4 kilometers, another cyclist sets…

A: Time taken by the cyclist to catch up to the first cyclist.

Q: Two streams merge to form a river. One stream has a width of 8.3 m, depth of 3.3 m, and current…

A:

Q: In 2015, a Japanese high-speed train set a record— traveling at 374 mph during a test run near Mt.…

A: Given speed  V=374 mph and 1 mile=1609 m=1.609 kilometres  since we know that 1 kilometres =1000…

Q: The cheapest fuel anywhere on the Autostrada in Italy was €1.646/l on A14 at CANNE BATTAGLIA OVEST…

A: Write the expression to convert 1 gallon in litre. 1 gallon=4.546 litres

Q: You are driving 957 miles from Houston Texas to Saint Leo FLorida. Your car gets 30 miles per gallon…

A: Given,

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Q: A particle with mass 2.29 kg oscillates horizontally at the end of a horizontal spring. A student…

A: Since, there is a question with multiple sub-parts posted by you, we will solve the first three…

Q: Sical quantity Qnas the formm. (Q}Plank- where: the Plank constant: 1.0545717260000002 x 10-34kg…

A: solutionGiven θplanck=hn1cn2Gn3h=1.0546*10-34 kgm2s-1c=299792458 m/sG=6.67*10-11 kg-1m3s-2we will…

Q: 4. If the force and the displacement is in the same direction, work is positive 5. If the force and…

A: 4. The expression for the work done is  W=F.dW=Fd cosθ where W is the work done, F is the force, d…

Q: A nerve impulse travels along a myelinated neuron at 56.9 m/s. What is the speed in mi/h and cm/ms?

A:

Q: A nerve impulse travels along a myelinated neuron at 60.3 m/s. What is this speed in mi/h and What…

A: Given in question - Speed of neuron (v) = 60.3 m/s To find - What is this speed in mi/h and What is…

Q: C1 P2. A car is traveling at a speed of 6.0 m/s. (a) What is its speed in kilometers per hour?…

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Q: You get pulled over for running a red light. $500 fine. When you get to court, you explain that it…

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Q: A cubic meter (m) of air weighs about 1.25 kg. A decent size classroom has a volume of roughly 800…

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Q: fill out the table. include solution and short explanation on how did you come up with the answer.…

A: in this question discuss change in mechanical properties of free falling object.

Q: can you help with question B.

A: Given information: Here, vi and vf are the initial and the final speed of the impala respectively…

Q: When you are swimming at the bottom of a pool, the water above and around you exerts force on your…

A: We have P=hρg⇒F=PA =hρgA

Q: Aea accelerates at 500m at a 30 ange. 2. A jumping Over a distance ot o.50 mm How tar does the Flea…

A: Answer             0.0442 m

Q: 1. A purple line express car starts at Howard station at time 0, pointing north. Its velocity as a…

A: The equation of velocity is given by; v(t)=-6000t2+1000t

Q: Your car gets 34.7 mi/gal on a trip. How many km/L did it get? (3.79 L = 1 gal; 1 mi = 1.61 km) L…

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Q: Convert the information given in the accompanying table from U.S. Customary units to SI units. Refer…

A: Given: To convert the information to SI units as,

Q: The unit of Quantity A is s, and the unit of quantity B is m/s^ 2 quantity C is defined as C = B/A…

A: Let A, B, and C denote three quantities. Unit of A is s and unit of B is m/s2.

Q: Suppose blood is pumped from the heart at a rate of 4.5 L/min into the aorta of radius 1.2 cm.…

A: Write the given values with the suitable variables. Q=4.5 L/min=4.5×10360 cm3/s=75 cm3/sr=1.2 cm…

Q: Mass of a gold ring is 350mg. Its mass in Sl units is- Select one: O a. 350 x10° g O b. 3.5 x 104 kg…

A:

Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

A:

Q: Anne traveled from Lincoln, Nebraska, to Detroit, Michigan, a distance of 855 miles. She stopped…

A: Motion perpendicular are independent of each other. Motion can be uniform or accelerated. Motion is…

Q: 3. Discuss the model where P is amount at any time (t) P= Ae"

A: It is an exponential function  at t = 0 , P=A  So,  A is initial amount present

Q: A nerve impulse travels along a myelinated neuron at 66.5 m/s. a. What is this speed in mi/h? b.…

A:

Q: hat number w.ww The word "units" refers to the corresponding quantity of something. For example, 2…

A: 8) solution :Given Information :Distance = 2000 metersSpeed = 25 meters/second

Q: Calculate the mass (in SI units) of a 140 lblb human being. Express your answer with the appropriate…

A: Given A 144 lb  human being , F = 144 lb  We know that force applied on object is given by F = W =…

Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

A:

Q: l.67 Ka info ma 3.296X10 Km into mm.

A: Step 1: Part (2) 1 kg=106 mg8.76 kg=8.76 kg×106 mg1 kg8.76 kg=8.76×106 mg Thus, there are 8.76X106…

Q: A car’s speed is 65 km/hour, What is this speed is the unit of “m/s”?   Question 2 options:    12…

A: Given: The speed of the car is 65 km/h.

Q: heart of a resting adult pumps blood at a rate of 5.00 L/min. a. Convert this to cm^3/s.b. What is…

A:

Q: 6. As speed limits on highways have been steadily increasing over time, maybe the "O to 60" metric…

A: Given information: Here, vi and vf are the initial and the final speed of the impala respectively…

Q: 1.What is physical quantity? A car is moving with the velocity of 30 mihr¹. Convert this value to…

A: 1. Physical quantity is any quantity which describes the physical property of a material or system…