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The resolving power of a microscope depends on the wavelength utilized. If one wished to "see" a particular type of molecule, a resolution of 1.2*10-10 m would be required.
a) If electrons are utilized (in an electron microscope), what minimum kinetic energy is required for the electrons?
(b) If photons are used, what minimum photon energy is required to obtain the required resolution?
Two identical resistors are connected in parallel across a 23Vbattery, which supplies them with a total power of 8.7W. While thebattery is still connected, one of the resistors is heated so thatits resistance doubles. The resistance of the other r..
if f 29 n the angle is 63.5 degrees m 2.6 kg the coefficient of kinetic friction is 0.25 and the vertical contact
A certain β-decay process has three components, with maximum energies 0.672, 0.536, and 0.256 MeV. find the mass difference between the nuclear ground states
A person of mass 89.70 kg escapes from the burning building by jumping from a window situated 27.50 m above a catching net.
The dimensions of a parallel-plate capacitor are all increased by afactor of five. By what factor doesthe capacitance change? (The dimensions refer to the length and width of a plate and the spacing between the plates.)
A converging lens(f1=4 cm) is located 8 cm to the left of a diverging lens (f2= -2 cm). Find the final image formed by the 2 lens system
A 150-W lamp is placed into a 120-V AC outlet. What is the resistance of the lamp
A runner wearing spiked shoes pulls a 24kg sled across frictionless ice using a horizontal spring with spring constant 130N/m. What is the acceleration of the sled
A square, single-turn coil 0.180 m on a side is placed with its plane perpendicular to a constant magnetic field. An emf of 18.0 mV is induced in the winding when the area of the coil decreases at a rate of 0.0700 m 2/s. Compute the magnitude of the..
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 15.0° below the horizontal. Find the length of time the car is in the air
A cylindrical storage tank has a radius of 1.22 m. When filled to a height of 3.71 m, What is the density of the solvent
question1two vessels a and b each have n molecules of the same perfect monoatomic gas. firstly the two vessels are
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