Estimate at what rate is energy being removed

Assignment Help Physics
Reference no: EM13646644

A 350 g aluminum cupcontains 750 g of water inthermal equilibrium with the cup at 65°C. The combination of cup and water is cooleduniformly so that the temperature decreases by 2.3°C per minute. At what rate is energy being removed? Express your answer in watts.

Reference no: EM13646644

Questions Cloud

Material is rotated at a high speed on a circular path : A centrifuge is a device in which a small container of material is rotated at a high speed on a circular path. Such a device is usedin medical laboratories, for instance, to cause the more dense redblood cells to settle through the less dense bloo..
Find what is the impulse given to the ball : A tennis ball of mass m=.080kg and speed v=30m/s strikesa wall at a 45 degree angle and rebounds with the same speed at 45degrees
Evaluate what is the ratio of their masses : An object at rest is suddenly broken apart into twofragments by an explosion. What is the ratio of their masses
What is the new velocity of the first ball : A 0.200 kg plastic ball moves with a velocity of 0.30 m/s. Itcollides with a second plastic ball of mass 0.100 kg, What is the new velocity of the first ball
Estimate at what rate is energy being removed : A 350 g aluminum cupcontains 750 g of water inthermal equilibrium with the cup at 65°C. At what rate is energy being removed
What mass of sand should be put into the box sothat plant : A box of negligible mass rests at the left end of a 2.06-m, 26.5-kg plank (seefigure). The width of the box is w = 68.9 cm, and sand is to be distributed uniformly throughout it. The center of gravity of the nonuniformplank is x = 47.0 cmfrom the ..
What is the average prower delivered by the engine : A 1400-kg sports car accelerates from rest to 95km/h in7.4s What is the average prower delivered by the engine
What initial speed should the ball have in order to bounce : A boy throws directly downward an ideally elastic ball from the height 4.80m. The ball is being bounced from the floor reaching certain (unknown) height. Ignore air resistance:
Compute what is the magnitude of acceleration : While a mass of 2kg is on a flat surface a parallel force F pusheson it that it moves along the surface at a angle of 40 deg. to the horizontal. What is the magnitude of acceleration

Reviews

Write a Review

Physics Questions & Answers

  Find the speed of the stone as it hits the ground

A stone thrown horizontally from a height of 6.22 m hits the ground at a distance of 14.30 m. find the speed of the stone as it hits the ground

  Assuming the weight is evenly distributed

assuming the weight is evenly distributed.On a hot day in Las Vegas, an oil trucker loaded 37000 L of fuel. He encountered cold weather on the way to Utah, where the temperature was 23K lower than Las Vegas.

  Calculate the electric field at the center of a square 530

calculate the electric field at the center of a square 53.0 cm on a side if one corner is occupied by a 48.0 microc

  How much work is done by the outside force

Equipotential surface A has a potential of 5650 V, while equipotential surface B has a potential of 7850 V. How much work is done by the outside force in moving the particle from A to B

  What is its initial velocity as it leaves the ground

In this problem, you will apply kinematic equations to a jumping flea. Take the magnitude of free-fall acceleration to be 9.80 . Ignore air resistance. A flea jumps straight up to a maximum height of 0.520 . What is its initial velocity as it leaves ..

  What is the horizontal distance the airplane engine falls

What is the horizontal distance the airplane engine falls. find out the time that was recorded on Earth.

  Evaluate the satellites orbital speed

A 655-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean radius. Find the satellite's orbital speed

  What would the power consumption be for an led

How many watts must a fluorescent bulb (25% efficiency) use to produce the same amount of light as a 100-watt incandescent bulb, What would the power consumption be for an LED

  Find the angular speed and the linear speed of each child

Two identical point charges (q = +6.90 x 10-6 C) are fixed at opposite corners of a square whose sides have a length of 0.45m. A test charge (q0 = -3.20 x 10-8 C), with a mass of 5.20 x 10-8 kg, is released from rest at one of the corners of the s..

  A particle is traveling along an arc of 65-in radius the

a particle is traveling along an arc of 6.5-in radius. the arc is the origin of a coordinate system. when the particle

  Resistance and magnitude of current depend on the path

The resistance and the magnitude of the current depend on the path that the current takes. The drawing shows three situations in which the current takes different paths through a piece of material. Each of the rectangular pieces is made from a mat..

  What is the cars average acceleration

A high-performance sports car can go from 0 to 100 mph in 7.8 s. (Assume the car travels in the positive direction. What is the car's average acceleration

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd