1. What is the specific heat of a substance that absorbs 2.5 x 10³ joules of heat when a sample of 1.0 x 10 g of the substance increases in temperature from 10.0°C to 70.0°C? 2000.
Q: A system containing four moles of an ideal gas has a temperature of 120°C and has a volume of one…
A:
Q: Using the wave function and energy E, apply the Schrodinger equation for the particle within the box
A:
Q: Typical backyard ants often create a network of chemical trails for guidance. Extending outward from…
A: This is a question regarding the magnitude and direction of the resultant of many vectors. A vector…
Q: 1. A 1000-kg block of iron sinks to the bottom of the freshwater lake. How much force is needed to…
A: “Since you have posted multiple questions, we will provide the solution only to the first question…
Q: A 510-kg roller coaster car starts at a height of 32.0 m. Assuming negligible energy losses to…
A: Given:- The mass of the roller coaster is m = 510 kg The height of the roller coaster is h = 32 m…
Q: What quantities for the marbles can you determine based on the data given in the problem? Check all…
A:
Q: 10 ml long solenoid containe 284 turns of wire and can generate a magnetic field of 0.01 T from a…
A:
Q: When a pizza comes out of the oven, it has a temperature of 200 °C. This temperature slowly cools…
A: Given: T=a·b-t+c at 5:30 t=0 and T1=39.3°C at 5:35 t=5 min and T2=26.3°C When it comes out of oven:…
Q: A square metal plate 0.180 m on each side is pivoted about an axis through point O at its center and…
A: Given data: A square metal plate is 0.180 m The given force is F1=24.0 NF2=16.7 NF3=14.6 N The…
Q: A mass, m, with speed, v, undergoes a perfectly elastic collision with an initially stationary mass,…
A:
Q: 2.1 -- To build a supersonic wind tunnel, what should we consider and what are the…
A: A supersonic wind tunnel is a type of testing facility that is used to study the flow of air around…
Q: A stone is thrown from the top of a building at an angle of -20.0° relative to the hori- zontal, and…
A:
Q: Please answer it within 30 minutes.I will upvote! Problem: Consider a particle with a negative…
A: Given q=-1 m=1 B=[0,0,1] required ODE of motion of particle.
Q: You are given 3 vectors: p = j - 3k, q = -2i - j - 3k and r = 4i + j + 3k. You are informed that…
A: Given thatp→=j-3 kq→=-2 i-j-3 kr→=4 i+j+3 kas s→=p→+q→+r→ =j-3 k+-2 i-j-3 k+4 i+j+3 k…
Q: 6. A car is driving around a race track. In one turn, the car is traveling with a velocity of 33.1…
A: As per the guidelines i can solve only first question at a time so please post another question…
Q: You throw your physics book across the room. It hits the floor and skids to a stop. Once it hits the…
A: Given: A physics book thrown across the room. It hits the floor and skids to a stop. To Find: Once…
Q: A force is given by F = 6x^2 - 5x where F is in Newton (N) and x is in meters. Determine the work…
A:
Q: light Reflected from a glass peate(n3=1.65)immersed in ethye alcoho(ηe=1.36) is found to be…
A: Given that, The light Reflected from a glass plate refractive index ng = 1.65 , And refractive…
Q: A child who weighs 300 N is swinging on a rope. At the highest point in the swing, the rope makes a…
A:
Q: Given the forces, 60, 13, and 92, compute for the summation of the x-component of their resultant…
A: magnitude of forces A , B and C = 60 , 13 and 92 units respectively To find : The summation of the x…
Q: A 30.0 g object moving to the right at 21.0 cm/s overtakes and collides elastically with a 9.0 g…
A:
Q: Grip. In the engineering design of handles (such as on manual and powered hand tools) and rails…
A: diameter = 30 mm radius = 15 mm = 0.015 mNormal Force = 150 N coefficient of static friction = 0.25…
Q: A diffracted X-ray beam is observed from the (101) plane of an iron at 2θ angle of 101.9˚. Given…
A: This problem can be solved using the concept of Bragg's law for diffraction.
Q: How can you tell which way velocity and acceleration are pointed?
A: Velocity and acceleration both are vector quantities. A vector has both magnitude and direction. We…
Q: Gravity is a force of attraction between objects based on their mass and distance apart. Why aren't…
A: Gravity is a force of attraction between objects based on their mass and distance apart. Every…
Q: Material Aluminum Bismuth Brass Concrete Copper Galena Glass Gold Iron SOLIDS Lead Nickel Silver…
A: Answer: a) Volume of mercury = v0(1-αmΔT) = 149×(1-180×10-6 ×(96-6)) = 146.58 ML
Q: [Question 1] A static point charge of Q= -1 uC is placed at centered of concentric spherical shells,…
A: Given:point charge at the center, Q = −1μCvolume charge density of semiconducting shellρ = 10/r…
Q: A 10 MeV photon penetrates into 100 g mass. It has 9 MeV of initial kinetic energy, of which (1.6+14…
A: This is a question regarding the energy released and absorbed by a sample on being subjected to…
Q: 4. A 2.0 kg mass attached to an ideal spring oscillates horizontally with an amplitude of 0.30m. The…
A: Given:- The mass of the object is m = 2.0 kg The spring constnat k = 85 N/m The amplitude A= 0.30 m…
Q: As a star becomes a giant, its outer layers are expanding and the pressure consequently drops in the…
A:
Q: The luminosity class of a star tells an astronomer: O how long ago the star formed O whether the…
A:
Q: 3. Object placed between C and F C F
A:
Q: Make a differential table of the following a. Displacement versus distance b. Speed versus…
A:
Q: km What will be the Acceleration of a Car if it Slows from 90 h to a Stop in 10 sec?
A: The initial velocity of the car, u=90 km/h The final velocity of the car, v=0 m/s The time required…
Q: Given the forces, 99, 98, and 23, compute for the summation of the y-component of their resultant…
A:
Q: 1. Find the distance and displacement of the skier below. t = 0 min 40 m t = 2 min C 100 m t = 3 min…
A:
Q: Kim is waiting for the results of her physics exam. She walks 8.0 metres north in 5.0 seconds, then…
A:
Q: Two blocks, one of iron and other of wood are immersed in water at same depth. Which one will come…
A:
Q: (i) Find the displacement vector AB. (ii) Using dot product, find the angle that the displacement…
A: position vector ofA→=-6 x^+9 y^+6 z^B→=9 x^-7 y^+7 z^(i)AB→=B→-A→ =9 x^-7 y^+7 z^--6 x^+9 y^+6…
Q: A tire is filled with air at 15°C to a gauge pressure of 2.2x105 Pa. If the tire reaches a…
A: Given value--- initial temperature = 15 degree C. initial pressure = 2.2 × 105 Pa. final…
Q: There is a square A, B, C and D, with a side of 0.3m. In the opposite vertices B and D, there are…
A:
Q: A camper sets out from his tent going south 65 degrees east (S65E) and travels in the direction for…
A: Given:- A camper sets out from his tent going south 65 degrees east (S65E). Its travel in his…
Q: A 10-kg box initially at rest is pulled to the right along a frictionless horizontal surface by a…
A: Given data: Mass (m) = 10 kg Horizontal Force (F) = 60 N Horizontal displacement (d) = 2.0 m…
Q: It takes a horizontal applied force of 100 N to keep an object sliding across a level surface at a…
A:
Q: a dog pulls a sled with a force of 230 N to the 80.0 m to the left. the dog then pulls the sled with…
A:
Q: 4. Describe what is meant by moment of inertia. What variables does it depend on? What role does it…
A: # Moment of Inertia : Moment of inertia is a quantity which expresses the body's tendency to resist…
Q: please solve table and draw graph At a spring constant of 200 N/m F (N) Dx (m) 0 20 40…
A:
Q: Consider the collision pictured below. While ma 8kg is initially at rest, 8.7m/s horizontally moving…
A: Solution: Given: Notice: We will use different notations than suggested in question for the sake of…
Q: shows an overhead Roundabout management. Figure view of a single-lane roundabout where access is…
A: Solution: Given: R = radius of circular path = 45 m a = acceleration of car 1 = 3.0 m/s2 v = final…
Q: An iron anchor of density 7830.00 kg/m³ appears 329 N lighter in water than in air. (a) What is the…
A: Given value--- density of iron = 7840 kg/m3. An iron anchor appears 329 N lighter in water than…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- A hot steel plate with a surface area of 1.52 m2 and a constant surface temperature of 166°C is exposed to ambient air at 22°C. If the convection heat transfer coefficient is 15.9 W/m². K, what is the rate of heat transfer (in W) from the plate to the air [round your final answer to zero decimal places]? T. S Air, T, 00An arctic weather balloon is filled with 40.7 L of helium gas inside a prep shed. The temperature inside the shed is 7.°C. The balloon is then taken outside, where the temperature is −11.°C. Calculate the new volume of the balloon.You may assume the pressure on the balloon stays constant at exactly 1atm. Round your answer to 3 significant digits.Q1. a) Choose which quantity/unit is fundamental, or derived quantity/unit by ticking (√ ). Sl No Quantity Fundamental Quantity Derived Quantity Fundamental Unit Derived Unit Example m/s √ 1 volume 2 J/kg 3 viscosity 4 N/m 5 Surface tension 6 Angular velocity 7 s-2 8 Heat flux density 9 V/m 10 Thermal conductivity
- A metal ball, which has a surface area of 175 cm2, is heated in a furnace to 678 oC. a)State the value of temperature in the correct SI units. State your answer as a whole number (and use this value as a whole number, if needed in subsequent calculations). b)State the area in correct SI units. Give your answer in Scientific notation using E for x10x., e.g. you would enter 3.21x106 as 3.21E6. Make sure you have 3 significant figures in the first part of the answer and use this value to this degree of accuracy, if needed in subsequent calculations.Note that Numbas will mark equivalent answers as correct e.g. if 3.21E6 was the correct answer then 32.1E5 or 321E4 etc. would also be marked correct. c)If the emissivity of the metal ball is 0.7, at what rate does it radiate energy? (Stefan Boltzmann constant, s= 5.67 x 10-8 W m-2 K-4) State your answer (in Watts) to the nearest whole number. d)What is the peak wavelength of the radiation emitted by the metal ball? Give your answer (in µm) to…4. 100.0 g of 4.0°C water is heated until its temperature is 37°C. If the specific heat of water is 4180J/kg°C, calculate the amount of heat energy needed to cause this rise in temperature. 5. A 0.3 kg piece of copper is heated and fashioned into a bracelet. The amount of energy transferredby heat to the copper is 66,300 J. If the specific heat of copper is 390 J/kg celcius, what is the change of thecopper's temperature?How much heat is needed to melt 15.50 kg of silver that is initially at 25 °C? The melting point of silver is 961°C, the heat of fusion is 88 kJ/kg, the specific heat is 230 J/kg · Cº. Express your answer to two significant figures and include the appropriate units. HA ? Q = Value Units
- 0. The coffee's temperature is changing at a rate of r (t) = -8(0.8')'C per minute, with t in minutes. Estimate the coffee's temperature A cup of coffee at 90 C is put into a 20°C room when t = 10. when t Round your answer to two decimal places.A person consumes about 2700 Cal a day. 1 Cal = 4186 J, and 1 kWh = 860 Cal. Part A What is this energy in joules? (2 sig figs) Part B What is this energy in kilowatt-hours? (2 sig figs) Part C If a power company charges about 10 ¢ per kilowatt-hour, how much would this energy cost per day if the person bought it from the power company? (2 sig figs)1.) A typical person has an average heart rate of 69.0 beats/min. Calculate the given questions. How many beats does she have in 7.0 years? How many beats in 7.00 years? And finally, how many beats in 7.000 years? Pay close attention to significant figures in this question. 2.The specific heat of a certain type of cooking oil is 1.75 cal/(g ·°C). How much heat energy is needed to raise the temperature of 2.75 kg of this oil from 23 ∘C to 191 ∘C? 3.) A 232 mL cup of whole milk contains about 27 mg of cholesterol. Express the cholesterol concentration of the milk in kilograms per cubic meter (kg/m3). 4.) Convert the volume to its equivalent in milliliters. 33.0uL=mL
- If the heat is assumed to be generated 0.03 m below the skin, the temperature difference between the skin and the interior of the body would exist if the heat were conducted to the surface is 28 k°. What is the heat rate if the surface area of the body is 1.5m? and the coefficient of the thermal conductivity= 0.2watt/m.ko. 290 watt 310 watt 280 watt 260 wattA physical chemist measures the temperature inside a vacuum chamber. Here is the result. T=-75.3 degrees celsius Convert to SI units. Round your answer to decimal place.QUESTION 8 This problem is concerned with the same situation as the previous problem. A piece of unknown material weighs 0.4 kg. It is heated to 70 °C, then transferred into a 2 kg bath of oil at 20 °C. The bath temperature eventually reaches 40 °C. Assuming that Cmaterial = 0.6 kJ/(kg-K), calculate the specific heat of the oil in kJ/(kg-K). Do not include units in your answer and write the numerical value in normal form. QUESTION 9 During the video on heat conduction, H through a single pane window was calculated. Now, consider a indow thet hoc twe nenos with a 6 mm airgan between iaem Each nane has an area of 19 m2 The