Physics 12 Equilibrium Problems 1. A 79kg person is standing at the edge of a 22kg diving board. Determine the magnitude and direction of the forces of the two pillars as shown in the diagram. A - 1.60 m- B 5.00 m
Q: An investigator collects a sample of a radioactive isotope with an activity of 490,000 BqBq.24 hours…
A: Step 1: since there are 60 minute in 1 hour, so 0.82 of 60 minutes is equal to 60x.82=49.2 minutes.…
Q: 11.5✶✶ (a) Find the normal frequencies, w₁ and w₂, for the two carts shown in Figure 11.15, assuming…
A: Step 1: Given that there are two mass system and connected by two springs . Now the first spring…
Q: The earth has a vertical electric field at the surface, pointing down, that averages 119 N/CN/C .…
A: Step 1:Step 2:
Q: 12.1
A: Part (a): For shortest wavelength of Lyman series ,…
Q: Answer is provided (Option C) you need to show the work to get that answer. Don't use Ai, only…
A: Step 1:Step 2:Step 3: Hope this helps!
Q: Light rays in a material with index of refrection 1.29 can undergo total internal reflection when…
A:
Q: Current Attempt in Progress At a distance of 3.57 m from a siren, the sound intensity is 2.85 × 102…
A: The question is not visible properly //Feel free to ask doubts if any// thank you
Q: Problem 7 A small ball with a mass of 0.2 kg is tied to the end of a string and swung through a…
A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…
Q: a f alt negative Cl charge that experiences the magnetic force shown in each of the three cases,…
A: Step 1:The strength of the magnetic field at the centre of a circular arc due to the current in the…
Q: Chapter 20: Problem 13: A small office building air conditioner operates on 406 V AC and consumes 53…
A:
Q: 5. An oil drum of radius 28 cm and mass 20 kg is to be rolled up over a curb that is 15 cm high by…
A: Step 1: Calculation
Q: Minimize the expectation value of the hamiltonian for the one dimensional quantum oscillator using…
A: Sure, The minimization of the expectation value of the Hamiltonian for the one-dimensional quantum…
Q: The potential difference (V) across a capacitor that is discharging changes with time (t) according…
A:
Q: Problem 2 Here on Earth, where the acceleration due to gravity is 9.8 m/s² straight down, a person…
A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…
Q: 2
A: Introduction:We know, nearest star beyond our sun is Proxima Centauri, at a distance of:d = 4.017 x…
Q: Does the energy-transfer diagram in (Figure 2) represent possible heat engine? If not, what is…
A: Step 1: Lets see how the given energy transfer diagram can possible represent heat engine. Step 2:…
Q: Problem 8 A carnival ride spins people in a circle to make them feel a centripetale acceleration of…
A:
Q: Trying to understand how this question is solved, step by step.
A: If you have any doubt, ask me thank you
Q: 11. An automobile is supported by 4 tires inflated to a gauge pressure of 234 kPa. The area of…
A:
Q: (a) What is the approximate size of the smallest object on the Earth that astronauts can resolve by…
A: Approach to solving the question: The angular resolution is determined by the formula Θ=1.22∗Λ/DAnd…
Q: Consider a force in R33 defined by F(x,y,z)=(4xy2,4x2y+2y,0) Find the potential energy U(x,y,z) such…
A: The objective of the question is to find the potential energy U(x,y,z) for a given force F(x,y,z) in…
Q: PLEASE PROVIDE FULL ANSWERS!a. The maximum energy of photoelectrons from Al is 2.3 eV for radiation…
A: Step 1:Step 2:Step 3:Step4:
Q: Solve and explain.
A:
Q: (a) What is the intensity in W/m² of a laser beam used to burn away cancerous tissue that, when…
A: Step 1: (a) We need to find the intensity of the laser beam.Given:Energy (E) absorbed by tissue =…
Q: Two cylindrical rods have the same mass. One is made of silver (density = 10 500 kg/m³), and one is…
A: Fourier's Law and Heat Conduction in a CylinderFourier's Law describes heat conduction within a…
Q: Choose the correct answer (This is simple question,Still if you don't know how to solve please skip…
A: Given data : Force=8kips Perpendicular distance between force and point A =4ft Solution : Moment of…
Q: If ε is the ground state energy of a single particle in an infinite square well, which of the…
A: The objective of the question is to identify the incorrect statement about the ground state energy…
Q: Figure 10 N 10 cm 10 cm 20 N Xaxle 1 of 1 Copyright ©2024 Search 9642
A:
Q: Plsssssssssss help, so sorry for the trouble. Put the final answer in m/s.
A: The objective of the question is to find the speed of the sphere when it reaches the bottom of the…
Q: Please don't provide handwritten solution ...
A: Step 1:Length is 10cmCurrent is 8AStep 2:From the principle of superposition F4=F14+F24+F34…
Q: A magnetic field B(t) = (2.5T × (+)² k 250 Tx (1) for t 10s is oriented into the page. A square loop…
A: (a) The induced emf will beε=−dtdBAcosϕ…
Q: 14 At its highest temperature, a space heater has a resistance of 25.5 2 when it is plugged into a…
A: Concepts:In AC circuits, the average power is the time average of the instantaneous power,…
Q: Consider the same bomb as before, but now after it explodes. Using the figure below and what we know…
A:
Q: 1. How many watts? a) 2 MW b) 100 MW c) 3.2 MW d) 0.5 MW 2. How many megawatts? a)…
A: Please see the attached images for the solution. If there are queries or if the images are not…
Q: Plssssssz help, sorry for the trouble. Put final answer in m/s
A: The objective of this question is to find the speed of the sphere when it reaches the bottom of the…
Q: (2) Consider a fictitious system, whose Helmholtz free energy is expressed as F(T,V,N) NRT 1 - α-…
A:
Q: A wire of total resistance 0.030 S is bent into a triangular loop shown below, and is being pulled…
A: Step 1:Determine the given values:The total resistance of the wire is R=0.030Ω.The uniform magnetic…
Q: What is the equivalent capacitance of 8 equal 400 nF capacitors in parallel? 32 nF ○ 3200 nF 5 nF ○…
A: Given :8 equal capacitors with a capacitance of 400µF Solution :The formula of total capacitance in…
Q: A constant-volume gas thermometer exhibits a pressure of 815 Pa when it is at the melting point of…
A: To determine the pressure shown by the constant-volume gas thermometer at -105°C, we can use the…
Q: : P Note: You may assume you have an excess of either reactant if the reaction requires more than…
A: Step 1: Step 2: Step 3: Step 4:
Q: A 2.71-cm high insect is 1.44 mm from f = - 135mm. How high is the image? Express your answer with…
A: Step 1:Step 2:Step 3:Step 4:
Q: What is the frequency of a wave with a velocity of 3.9 , and a wavelength of 0.52 m?
A: Step 1:Velocity of the wave is 3.9smWavelength of the wave is 0.52mStep 2:The formula for the…
Q: A tow truck is pulling a car out of a ditch by means of a steel cable (Y = 2.0 × 1011 N/m²) that is…
A: The objective of the question is to find out how much the steel cable has stretched when the car…
Q: A solenoid with diameter 0.300 [cm] and length 12.0 [cm] is wound uniformly, and a second coil is…
A: Given:diameter d of the solenoid = 0.300 cm [centi = 10-2]Length l of the solenoid = 12.0…
Q: A length of platinum wire is connected to a constant voltage source and a current of 0.6 A is…
A: Approach to solving the question: Detailed explanation: Examples: Key references:
Q: r dm mi | d— dr L- In the figure, a particle of mass m₁ is a distance d from one end of a uniform…
A: Step 1: Step 2: Step 3: Step 4:
Q: Don't provide handwritten solution.
A: The tension in the string C is Tc=66.7 NThe angle at A is,tanθA=84θA=26.560The angle at B…
Q: Problem 4 A person runs their clothes dryer for 1 hour every day. It uses energy at a rate of 1.9 kW…
A: Step 1: Step 2: Step 3: Step 4:
Q: The capacitor has an initial capacitance of 1.88 x 10^-12 and has a final capacitance of 1.66 x 10^…
A: Step 1:Step 2:Step 3:Step 4:
Q: The Earth’s can be considered as a perfect sphere with a diameter of 12,756km. What is the…
A: The diameter of the Earth is d = 12756 km = 1.2756x107 mThe latitude is θ = 40° SThe period of the…
Step by step
Solved in 2 steps with 2 images
- (a) When opening a door, you push on it perpendicularly with a force of 55.0 N at a distance of 0.850m from the hinges. What torque are you exerting relative to the hinges? (b) Does it matter if you push at the same height as the hinges?There are four forces acting on a pole, A = 10i N, B = 20j N, C = -30j N, D = -40i N. What should be the magnitude of force E that must be exerted on the pole to maintain static equilibrium? Note: i and j are unit vectors a. 24.65 N b. 31.62 N c. 46.20 N d. 52.78 N e. No AnswerWhich of the following scenarios describe objects in static equilibrium? Check all that apply. A. A book on a desk.B. Orange juice on a shelf in the refrigeratorC. A parked carD. A hockey player skating on ice
- The see-saw is balance.d What is the magnitude of the weight of the person hanging off the edge? 4m- 2m. LIST = N 11 WT-500 NA 4m long board is oriented in the horizontal plane, supported by vertical chains as each end of the board. The board has a uniformly distributed weight 125 N. A 500n person stand on the board. The tension in the right chain is 250 N. How far from the left end of the board is the person sitting? а. 2 m b. 0.4 m с. 3 m O d. 1.5 m O e. 2.5 mA 10.2 kg box (Weight = Fg= 100 N) is at one end of a massless board (1.5 m from the fulcrum). a. How much mass (m) do you have to have at the other end (1.5 m from the fulcrum) to get it to balance? b. How much weight (Fg )? c. How hard do you have to push to begin to lift the box?
- A 5.0-m-long,15-kg level plank is supported by two pivots that are resting on level ground at opposite ends of the plank. A 70-kg construction worker is standing 1.5 from the right pivot. What is the magnitude of the force of the left pivot on the plank? a. 80 N b. 130 N c. 180 N d. 230 N e. 280 NFigure P8.27. Find the tension in each rope when a 700.-N worker stands 1.00 m from one end? e2cm lon ropes, as indicated by the blue vectors in 27. VA uniform plank of length 2.00 m and mass 30.0 ke by three ropes, as indicated by the blue vectors in supported Figure P8.27. Find the tension in each rope when a 700 N person is d = 0.500 m from the left end. er of gravig fo 12, modeling rethooran 8 B of model 10.26 T, T2 0.250 Theatthe le 40.0° lid or boln vibbud ns bano sdi svode m81 o + d » 3. 2.00 m di In bas rirob be ss gairda Figure P8.27 goil sdrto idgiod oh bail rel 2 00 bou d 28. A hungry bear weighing 700. N walks out on a heam inA uniform horizontal beam with a length of 8 m and a weight of 200 N is attached to a wall by a pin connection. Its far end is supported by a cable that makes an angle of 53° with the beam. If a 600-N person stands 2 m from the wall. What is the tension in the cable? 53.0% 8.00 m O A. 502 N O B. 410 N O C. 196 N D. None O E. 313 N
- a. What are the conditions for static equilibrium? b. A 30.0 kg post is supported by two wires as shown. The post is 2.00 m long and a 5.00 kg wreath hangs 1.50 m from one end. Use the conditions for static equilibrium from part (a) to find the tension in each wire. Include a free body diagram as part of your answer.A uniform horizontal beam with a length of 8 m and a weight of 200 N is attached to a wall by a pin connection. Its far end is supported by a cable that makes an angle of 53° with the beam. If a 600-N person stands 2 m from the wall. What is the tension in the cable? 53.0% 8.00 m OA. 410 N OB. None OC. 313 N D. 196 N E. 502 Ncable 8. A 20 kg uniform beam 10m long is attached to a wall with a cable. The 40.0° cable is attached to the middle of the beam at 90° to the beam. A box box of mass 50 kg is suspended from the beam as shown. 50 0° a. Draw a free body diagram labelling all the forces acting on the beam (include the forces acting on the floor hinge). Choose and label an appropriate pivot point "P". Label all distances from this point. b. Determine the tension in the cable. с. Determine the force acting on the hinge at the bottom.
