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In a cookbook, a poultry thawing chart states that a 10-kg turkey takes 4 days to defrost in a refrigerator. Estimate how long it would take to defrost a 2-tonne Siberian mammoth from the same initial temperature in an industrial refrigeration hall. Hint: treat both animals as spherically shaped.
It also says to look at Fourier's laws? If that helps?
during a tennis match a player serves the ball at a speed s with the center of the ball leaving the racquet at
In the above animation a massive block is attached to a spring. It is sliding back and forth on a frictionless table. The spring has a spring constant 250 N/m. Determine the mass of the block
the masses of the earth and moon are 5.98 1024 and 7.35 1022 kg respectively. identical amounts of charge are placed
Calculate the total angular momentum of our Moon relative to the center of the Earth. You may assume that the Moon is a uniform sphere
A copper wire is 6.00 m long and has a cross-sectional area of 1.00 multiplied by 10-4 m2. what is the maximum torque that can act on it
A point source emits 27 W of sound. A small microphone intercepts the sound in an area of 0.63 cm2, 289 m from the source. Calculate the power intercepted by the microphone in Watts
a 360 ohms and 576 ohms light bulbs are connected in series.What is the total resistance? 360 + 576 = 936 Ohms , How much power dissipated in each bulb
a spacecraft drifts through space at a constant velocity. it then turns on a jet that provides a constant force in the
An unknown nucleus has twice the volume of a nucleus with 62 nucleons. What is the atomic mass number of the unknown nucleus
A slingshot fires a pebble that is in the air for 5.30seconds. It lands 73.0m away from where it was initially shot. Determine the initial horizontal and vertical components of the velocity
A 20 kg child is riding a 5.4 kg bike with a velocity of 5.4 m/s to the northwest. a)What is the total momentum of the child and the bike together? Answer in units of kg · m/s b) What is the momentum of the child?
Using a diesel fired boiler with an efficiency of 80%.How many liters of diesel is required to create 1000kg of steam at 120degrees Celsius from make up water at 20 degrees Celsius.given that enthalpy of steam at 120 degrees Celsius is 2706.3kJ/kg..
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