How to model the can of soft drink as closed system
A can of soft drink at room temperature is put into the refrigerator so that it will cool. Would you model the can of soft drink as a closed system or open system? Explain.
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Two charges A and B are fixed in place, at different distances from a certain spot. At this spot the potentials due to the two charges are equal. Charge A is 0.22 m from the spot, while charge B is 0.58 m from it. Find the ratio qB/qA of the charg
At 45 degrees celsius latitude, the gravitational acceleration as a function of elevation. Determine the height above sea level where the weight of a subject will decrease by 1 percent.
A wire carries a current of 0.59 A. This wire makes an angle of 68° with respect to a magnetic field of magnitude 4.0 × 10-5 T. The wire experiences a magnetic force of magnitude 8.1 × 10-5 N. What is the length of the wire?
Shorney Construction Company bids on projects assuming the mean idle time per worker is 72 or fewer minutes per day. a sample of 30 construction workers will be used to test this assumption. Assume that the population standard deviation is 20 minu
Coil 1 has a radius of 6.7 cm and rotates in a 0.14-T field. Coil 2 rotates in a 0.59-T field. Each coil experiences the same maximum torque. What is the radius (in cm) of coil 2?
An air-standard dual cycle has a compression ratio of 9. At the beginning of compression, p1=100kPa, T1=300K, and V1=14L. The heat addition is 22.7 kJ, with one half added at constant volume and one half added at constant pressure.
A local children's boutique specializes in formal wear for young girls. It has recently hired a new seamstress. To assure the dresses have standard sizes, twenty samples of each 12 dresses that were labeled 3T were sampled.
The induced electric field 13cm from the axis of a solenoid with a 10cm radius is 48V/m . Find the rate of change of the solenoid's magnetic field.
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