Q: Three identical 100.0-W, 120-V lightbulbs are connected across a 120-V power source as shown in in…
A:
Q: An object of height 3.2 cm is placed 4.7 cm in front of a converging lens of focal length 18 cm.…
A:
Q: 4.13 The oscillation frequencies of a diatomic molecule are typically 1012 Hz-1014 Hz. Derive an…
A:
Q: Don't use chat gpt plz Chatgpt means downvote
A:
Q: you can use a stone under a plank of wood to lift a heavy rock state the type of machine that you…
A: The components mentioned in the question are a stone, a plank of wood, and a heavy rock. The stone…
Q: = 6. A bullet of mass m = 8.00 g is fired into a block of mass M 250 g that is initially at rest at…
A:
Q: Don't use chat gpt It Chatgpt means downvote
A:
Q: answer the question and show your work
A:
Q: The ballistic pendulum consists of a block of wood (mass m2=3.0 kg)suspended by a wire of negligible…
A: Approach to solving the question: Conservation of angular momentum and conservation of energy.…
Q: Please answer this image
A: Problem 1. Data Given mA = 0.100 kg, mB = 0.360 kgviA = 7.50 m/s , viB = -3.0 m/s taking rightward…
Q: None
A: Approach to solving the question:Please see attached photos for detailed solutions. Thank you.…
Q: Don't use chat gpt
A:
Q: A raft is made of 13 logs lashed together. Each is 41 cm in diameter and has a length of 6.4 m. Part…
A: Given:no. of logs = 13diameter of logs = 41 cmlength of log = 6.4 mmass of each person = 68…
Q: 9. An insulating solid sphere with radius a carries a nonuniform charge distribution, p(r) =ar (0 0…
A: Approach to solving the question: Gauss's law in electrostatics. Detailed explanation:
Q: Would the jump height be different in Mexico compared to Alaska with the same jumper and same…
A: The height of a jump is determined by several factors, including the initial vertical velocity, the…
Q: Suppose that you give the IOLab a push toward the left and release it. The diagram below shows the…
A: First, we need to understand the motion of the IOLab. Since it is given that the IOLab is moving…
Q: Please don't use Chatgpt will upvote and give handwritten solution
A:
Q: Claire is playing fetch with her cute Shetland Sheepdog named Sadie and uses a 0.5 kg rubber ball.…
A: 1. Determine the acceleration of the ball when ignoring air resistance.Since air resistance is…
Q: based on analysis, what force sensor reading would correspond to the pull of five rubber bands when…
A:
Q: Problem 4 22.5 ft A 10.8 kips B 35 ft 10.8 kips C Using the method of joints, determine the force in…
A: Step 1:Step 2: Step 3: Step 4:
Q: which would have a greater effect on the kinetic energy, doubling your velocity or doubling your…
A: Kinetic energy is the energy of an object due to its motion. It is given by the…
Q: Problem 9.10 The intensity of sunlight hitting the earth is about 1300 W/m². If sunlight strikes a…
A:
Q: I need help with this problem and an explanation for the solution described below. (University…
A:
Q: A 100 g particle moving along the x-axis experiences the force shown in (Figure 1). The particle's…
A: if doubt arises please mention in the comments.
Q: An electron has an instantaneous velocity of 2.0 x 106 m/s + 4.6 x 106 m/s and is moving through a…
A:
Q: kinetic Energy questions
A: Kinetic energy is the energy of an object due to its motion. It is given by the formula KE = 1/2mv2,…
Q: 2. A region of space contains a uniform electric field, directed toward the right, as shown in the…
A: Here is the step-by-step explanation: Step 1: Key Concepts:A. Uniform Electric Field and Potential…
Q: An electric heater is rated at 1.50 × 10³ W, a toaster at 750 W, and an electric grill at 1.25 × 10³…
A:
Q: The figure below shows an experiment designed to measure the surface tension T of a thin film of a…
A: Surface tension is a property of the surface of a liquid that allows it to resist an external force.…
Q: Two blocks are attached to opposite ends of a massless rope that goes over a massless, frictionless,…
A:
Q: ! Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…
A: Given DataInitial state: The tank contains saturated vapor at 300°F.The tank volume is 3 cubic…
Q: 3. Two conducting plates hold equal and opposite charges that create an electric field of magnitude…
A: Step 1: Calculate the potential Difference (V) : V=E∗dwith E= 95, N / c and d = 0.0075, m, we get…
Q: (middle column is force) (graph for run 4 is shown) Wnet = ΔKE - compare Wnet to ΔKE 1. calculate…
A: Approach to solving the question: Detailed explanation: Examples: Key references:
Q: Must use only the work-energy theorem, conservation of energy, and/or conservation ofmomentum for…
A: Step 1:Step 2:
Q: Activity 2-1: Pushing and Pulling a Cart In this activity you will move the low friction IOLab by…
A: According to Newton's second law of motion, the force applied to an object is directly proportional…
Q: Fill out the following table.a. Plot T2 as a function of mass. T2 will be on the y-axis and mass…
A: Period of oscillation for Spring 1:Mass (Kg)t (sec)Period T(sec) T2…
Q: In this problem, why is constant pressure specific heat not used to determine the temperature?
A:
Q: Learning Goal: A 1200-kg car is pushing an out-of-gear 2180 -kg truck that has a dead battery. When…
A: Step 1: The correct answer is Option (a)Explanation:
Q: Ꮎ X A loaded penguin sled with a mass m = 10.0 kg rests on a plane inclined at angle 0 = 20.0° to…
A:
Q: Please help with the Free body Diagram!
A: Step 1:Step 2:Step 3:
Q: 6.
A: Step 1: The stone is released from the some height to the ground. When an object is released, the…
Q: Kinetic energy: The coefficient of the restitution of an object is defined as the ratio of its…
A:
Q: A 327-kg boat is sailing 18.0° north of east at a speed of 2.30 m/s. 21.0 s later, it is sailing…
A: Approach to solving the question: We have given the mass of boat, final and initial velocity of…
Q: No Chatgpt please
A:
Q: Please don't use Chatgpt will upvote and give handwritten solution
A: Step 1: Calculate Linear Charge Density (λ)The linear charge density, denoted as λ, is the charge…
Q: Consider the wire segments shown below. Their physical dimensions,conductivities, and currents are…
A: Step 1:Step 2:Step 3:Step 4:
Q: Don't use chat gpt plz
A: Step 1: Step 2: Step 3: Step 4:
Q: Fill in table one and two please!!
A:
Q: 2) A uniform bar has mass 0.0120 kg and is 30.0 cm long. It pivots without friction about an axis…
A:
Q: 5. A proton, moving with a velocity of v; ₁, collides elastically with another proton that is…
A: Step 1: Given-The initial velocity of the first proton is v1=vi i^.The initial velocity of the…
Step by step
Solved in 2 steps
- The tungsten filament of a light bulb has an operating temperature of about 2100 K.If the emitting area of the filament is 1 cm2, and its emissivity (ε) is 0.68, what is the power output of the light bulb?The filament of a 75-W light bulb is at a temperature of 2,650 K. Assuming the filament has an emissivity e = 0.7, find its surface area.? m2The filament in a light bulb has a diameter of 0.02 mm and an emissivity of 1.0. The temperature of the filament is 3×1000°C. What should be the length of the filament in meters so it will radiate 60 W of power? The Stefan-Boltzmann constant is 5.670 × 10-8 W/m2 · K4. Please give your answer with 3 decimal places.
- The tungsten filament of a certain 100 W light bulb radiates 3.00 W of light. (The other 97 W is carried away by convection and conduction.) The filament has surface area of 0.210 mm2 and an emissivity of 0.950. Find the filament's temperature. (The melting point of tungsten is 3683 K.)A bulb delivers 33 W of radiant energy when its filament is at 1900 °C . If the temperature increases by 100 °C , what is the new rate of energy radiated by this bulb? O 39.51 W 36.11 W O 27.56 W O 40.52 WThe temperature of the filament of a 100 W electric lamp is 2727 °C. The emissvity of the surface of the filament is 0.086 and its radius is 0.5 mm. Find the length of the filament. O = 5.7 x 108 S.I. units.
- The glowing filament in a lamp is radiating energy at a rate of 60 W. At the filament's temperature of 1500° C, the emissivity is 0.23. What is the surface area of the filament? Express your answer in meters squared. A = Submit Request AnswerThe filament of a light bulb has a temperature of 2580°C and radiates 60 W of power. The emissivity of the filament is 0.36. What is the surface area of the filament? o = 5.67x10-8 O 0.44 cm² 0.62 cm² O 0.74 cm² O 0.91 cm² O 0.144 cm² W m²K 420. Go Light bulb 1 operates with a filament temperature of 2700 K, whereas light bulb 2 has a filament temperature of 2100 K. Both fila- ments have the same emissivity, and both bulbs radiate the same power. Find the ratio A/A2 of the filament areas of the bulbs.
- A classroom has dimensions 8.00 m x 10.00 m x 3.00 m. A 1000 W electric space heater is being used to warm the room from 5.00°C to 20.00°C on a cold morning. If the density of air is 1.29 kg/m°, and the specific heat capacity of air is 1004 J/(kg-K), how long will it take to heat the room? Assume no loss of thermal energy to the surroundings. A) 1.30 minutes B) 241 minutes C) 45.3 minutes O D) 77.7 minutesDiameter of a Solid conductor wire is 2.54 cm and the thickness of the insulation is 3 mm. When the current is flowing, the rate of heat dissipation from the wire is 417 W per unit length of wire. If the outer surface temperature of the insulation is 28 °C, Calculate the inner surface temperature of the insulation. Take the thermal conductivity of the insulation material as 0.44 W/m K.b) A spherical infrared heater of radius 5.8 cm has an emissivity of 0.84. What temperature must it run at if the required power is 0.52 kW? Neglect the temperature of the environment. (Stefan's constant = 5.67*108 Wm²K4) The temperature of the heater in Celsius =