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Determine the total force on the rocket? Illustrate your answer by using two significant figures.
Determine the focal length needed of such glasses when they are to be worn 2.00 from the eyes. Determine the focal length needed of these glasses when they are to be worn 1.00 from the eyes.
When the density of zinc is around 7140 kg/m3 and that of copper is 8930 kg/m3 determine the thickness of the copper cladding? (Suppose that the thickness is much less than the radius and the height
Your employer requests you to make a 32 cm long solenoid having an interior field of 4.7mT. The specifications call for a single layer of wire, wound by the coils as close altogether as possible.
The police car is right next to the highway, so the moving car is traveling directly to or away from it. Determine how fast was the moving car going?
A piece of metal of 350 g is at an initial temperature of 22.0°C. It absorbs 1000 cal of thermal energy and its net temperature is around 45.0°C. Determine the specific heat of the metal? Il
A long, hollow, cylindrical conductor (having inner radius 8.00 mm and outer radius 16.0 mm) carries a current of 14A distributed evenly across its cross section. A long thin wire which is coaxial w
Determine the new thickness of the film when we would like green light (wavelength = 560 nm) to be constructively reflected rather.
After the particles pass via the slit they spread out over a range of angles. The de Broglie wavelength of each and every particle is l = 561 nm. Employ the Heisenberg uncertainty principle to find
A thin film of polystyrene is employed as an antireflective coating for fabulite (termed as the substrate). The index of refraction of polystyrene is around 1.49, and the index of refraction of the
A current I =11A is set up in a long hairpin conductor made by bending a wire into a semicircle having radius R = 6.0mm. (Take the positive direction of z-axis to be out of the page.)
A crate of 130 kg, beginning from rest, is pulled across the floor having a constant horizontal force of 410 N. For the first 20 m the floor is frictionless and for the subsequent 20 m the coeffici
Determine the magnitude of the induced current when the resistance of the coil and the circuit is around 2.0?
Supposing that the coefficient of kinetic friction among the block and the horizontal surface is around 0.180, determine the speed of the block (in meters/second) at the instant of collision?
The magnetic field of around 0.800 T is directed parallel to the plane of the loop. (i) Compute the magnetic moment of the loop. (ii) Determine the magnitude of the torque applied on the loop throug
A cosmic-ray proton in interstellar space consists of energy of around 10.0 MeV and executes a circular orbit having a radius equivalent to that of Mercury’s orbit around the sun (5.80 x 1010
(i) Determine the initial angular velocity of the turbine? (ii) Determine how much time passes while the turbine is speeding up?
Compute the limiting angle of resolution for the eye, supposing a pupil diameter of around 2.00 mm, a wavelength of 500 nm in air, and the index of refraction for the eye of 1.33.
When the distance from the Earth to the Moon is around 3.8 x 10^8 m, then what diameter would be needed for a telescope objective to resolve a Moon crater 300 m in diameter? Suppose that a wavelengt
At what rate should the potential difference among the plates of a parallel-plate capacitor having a 1.8 µF capacitance be changed to generate a displacement current of 2.2 A?
Determine the specific heat of the metal sample? (The specific heat of brass is around 0.092 cal/g–C°.) Illustrate your work.
At the other end there is a uniform magnetic field of around 1.92 mT, normal to the surface and directed outward. Determine the magnitude of the total magnetic flux via the curved surface?
(i) Determine the speeds of the two masses after the collision. (ii) Determine the change in kinetic energy of the system since of the collision?
A point charge of 210 nC is positioned at the center of the uncharged spherical conducting shell 22 cm in radius. i) Determine the surface charge density on the outer surface of the shell?
The front 1.20 m of a car of 1,350 kg is designed as a ‘crumple zone’ which collapses to absorb the shock of the collision. (i) When a car traveling 27.0 m/s stops evenly in 1.20 m, determ