Is it possible to have a charge of 5 x 10-20 C? Why?
Is it possible to have a charge of 2.4 x 10--18 C? Why?
Is it possible to have a charge of 2.0 x 10-19 C? Why?
Two charges Q and 5Q, are separated by some distance. How do the forces compare on each charge? Why?
What is the electric force between charges of +4.5 x 10-6 C and +7.2 x 10-6 C when they are separated by a distance of 0.30 cm? Is it attractive or repulsive?
A hydrogen atom is made up of 1 proton and 1 electron separated by a distance of 5.3x10β11m. How does the electric force compare to the gravitational force between these particles?
Answers: 1
Physics, 22.06.2019 08:20
At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10Β° to 25Β° c. what is the standard deviation of the temperature increase?
Answers: 1
Physics, 22.06.2019 09:30
Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is itβs acceleration?
Answers: 1
Physics, 22.06.2019 13:30
6β43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
Physics, 22.06.2019 14:40
A5 foot by 5 foot box culvert is buried 6 feet beneath the surface of the ground. a crosssection of this very long culvert (into and out of the page) is illustrated below. assume that the soil in which the culvert is buried has the following properties: jt = 120 pcf, w = 12%, ko = 0.50, ka = 0.33, and kp = 3.00. calculate the total horizontal force per unit length of culvert (fh) felt on one of the vertical faces of the culvert.
Answers: 1
Is it possible to have a charge of 5 x 10-20 C? Why?
Is it possible to have a charge of 2.4 x...
Is it possible to have a charge of 2.4 x...
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