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Avoiding air resistance, find out how far from the center of the Earth the projectile travels before stopping momentarily.
Determine the time constant of an 8.5nm thick membrane surrounding a 4.6×10-2 mm-diameter spherical cell? Suppose the resistivity of the cell membrane as 3.6*10^6 ohm*m and the dielectric cons
A string of 1.6 m long fixed at both ends vibrates at a resonant frequencies of 828 Hz and 1035 Hz, with no other resonant frequency among these values. (i) Determine the fundamental frequency of th
A harpsichord string of length 1.60 m and linear mass density of 26.0 mg/m vibrates at a (primary) frequency of 460.0 Hz. (i) Determine the speed of the transverse string waves? (ii) Determine the ten
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
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.
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?
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
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 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
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
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
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.
You are 1.9 m tall and stand 3.2 m from the plane mirror which extends vertically upward from the floor. On the floor 1.5 m in front of mirror is a small table, .8 m high. Determine the minimum heig
The two masses are joined altogether through a mass-less rod of length 0.8m. One mass is 1kg and the other is 3kg. They are rotating having a period of 0.25s. Determine their moment of inertia and
The object sits on a table 12 cm from the positive thin lens of focal length 9 cm, which in turn is 21 cm in front of a negative thin lens of focal length -18 cm. Situate the image made by the syste
A simple camera includes of a thin positive lens that casts a real image on the film plane. Assume that the lens consists of a 50 mm focal length. Determine how far from a 1 m tall object should the
Determine how far from a 1 m tall object should the camera be when the image is to appear 25 mm high? Determine how far will the lens be from the film plane?
A thin positive lens produces an 8 cm tall erect image of a 5 cm tall object positioned 90 cm from the lens. Calculate the focal length of the lens and situate the image.
A positive thin lens is employed to project the enlarged image of a slide onto a wall 10 m away. When the slide is 20 X 30 mm, and if its image is to be 2 X 3 m, what should be the focal length of t