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A parallel-plate capacitor of 1.6 nF consists of an air gap between its plates. Its capacitance rises by 2.0 nF if the gap is filled by a dielectric. Determine the dielectric constant of that dielec
i) The intensity of sunlight which reaches the atmosphere of Earth is around 1500 W/m2. Determine the intensity of the sunlight which reaches Jupiter? Jupiter is 5.2 times as far from the sun as Ear
If the unanalyzed reaction takes about 2604 years to occur, about how long will the catalyzed reaction take? The activation energy for a reaction is changed from 184 kJ/mol to59.0 kJ/mol at 600. K b
By using Faraday's law of electromagnetic induction and the fact that the magnetic field changes from zero to its maximum value in one-quarter of a wave period, determine the magnitude of the averag
Illustrate that the ring of the disturbed water has estimated diameter (gDt^2/π)^1/2 where t is the time interval after the stone which was dropped in.
A block of copper of mass which is having 500 g and initially at 293 K is in the thermal contact with an electric heater of resistance 1.00 kQ and negligible mass.
A vat which is having 2.44 M sulfuric acid solution. Determine the numbers of kg of KOH will be needed to react totally with the 695 L of the solution?
Determine the magnitude and direction of the magnetic field which generates an upward force of 7.30 x 10-13 N on an electron which is moving east via a field at a speed of 7.08 x 104 m/s?
The power p in watts made by the windmill is proportional to cube of wind speed v in mph if the wind of 10 mph generates 15 watts of power, how much power is produced by winds of 20,40,80 mph make t
A switch controls the current in a circuit which consists of a large inductance. Is a spark more probable to be generated at the switch if the switch is being closed, if it is being opened, or does
Explain why does it bond to the C3 instead of the C2? They are both secondary carbonations and both have the same amount of hydrogens bonded to them.
A child of 44.0 kg takes a ride on a Ferris wheel which rotates four times each minute and consists of a diameter of 20.0 m. (i) Determine the centripetal acceleration of the child?
A piece of stainless steel which is having the specific heat = 0.50 Jg^-1c^-1 is transferred at 23.6C^o from an oven at 191C^o into the 125 mL of water. The water temperature rises to 50.5C^o .
A current carrying aluminum wire, having diameter of D = 0.10mm and length L = 2 m, consists of a uniform field of E = 0.2V/m imposed all along its whole length. The temperature of the wire is T = 5
Determine the numbers of grams of each of the following substances will dissolve in 100 ml of the cold water? Consult your handbook. Ce (IO3)4, RaSO4, PB(NO3)2, (NH4)2SeO4
State total time needed to complete 70 mi trip (bike and car)as the function of rate of x of bike. Josh rode his bike 17 mi from his home to Columbus, and then traveled 53 mi by car from Columbus to D
The surface whose work function is F = 4.5 eV is illuminated through a light whose wavelength is 57.3 nm. Determine the maximum kinetic energy of the photoelectron emitted from the surface? The spee
Compare the heat evolved in the combustion of sucrose (C12H22O11) at the constant pressure per mole of oxygen and plasmatic acid(C16H32O2) with the combustion of a typical protein, for which the empir
Part A) X-rays having energy of 484 keV experience Compton scattering from a target. The scattered rays are deflected at 49.4 degrees relative to the direction of the incident rays. Determine the Co
A mass of 6.50 kg oscillates according to the equation x = 0.25 sin (5.50t) where x is in meters and t is in seconds. Find out: i) The amplitude ii) The frequency
Determine the numbers of money was raised by the tax? The state of Alabama imposes a $0.52 / gallon on beer. One very hot summer in the 2009, 65,250,000 liters of beer were consumed in the Alabama.
The density of zinc is around 7.15 g/cm3, and its atomic mass is 65.3. Supposing each zinc atom contributes two mobile electrons to the metal, determine the number density of free charges in the wir
A guitar consists of 6 strings, all of the similar length however of different pitch. Determine what should be true of the velocity of the waves on each string as the pitch goes up?
The two point sources of microwaves, each encompass a frequency of around 109 Hz, are separated by 60 cm and transmit in phase. Explain the radiation pattern.
Mean score for the random sample of 100 seventh-graders is 75.7 with the standard deviation of 15.2. What criterion would be utilized for rejecting null hypothesis, provided claim that µ >