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A double-slit interference pattern is created with two narrow slits spaced 0.2 mm apart. The distance among the first and the fifth minimum on a screen 60mm behind the slits is 6.0 mm. What is the wavelength of the light utilized in the experiment?
A 1967 Kennedy half-dollar has a mass of 1.150 x 10-2 kg. The coin is a mixture of silver and copper, and in water weighs 0.1012 N. Determine the mass of silver in the coin
An athlete swims the length L of a pool in a time t1 and makes the return trip to the starting poisition in a time t2. (a) If she is swimming initially in the positive x-direction, determine her average velocities symbolically in (a) the first hal..
A 700 MeV photon scatters off a free electron such that the scattering angle of the photon is twice the scattering angle of electron
a particle moves along the x axis. it is initially at the position 0.180 m moving with velocity 0.100 ms and
Kevin has a mass of 81.2-kg and is skating with in-line skates. He sees his 15.4-kg younger brother up ahead standing on the sidewalk, find Kevin's speed just before he grabbed his brother
a charge of -3.89c is fixed at the center of a compass. two additional charges are fixed on the circle of the compass
an airplane is flying in a horizontal circle at a speed of 122 ms. the 80.0 kg pilot does not want his centripetal
Electrons in a photoelectric effect experiment emerge from a copper surface with a maximum kinetic energy of 1.10eV. What is the wavelength of the light? Answer must be in nm units.
A helicopter has blades of length 6 m, rotating at 4.1 rev/s about a central hub. If the vertical component of Earth's magnetic field is 4.5×10?5 T, FIND the maximum emf induced in the coil by Earth's magnetic field
Estimate the minimum absolute pressure (in pascals) that can be developed at the inlet of a pump to avoid cavitation if the fluid is carbon tetrachloride at 20 celsius
The peak value of the ac current in a circuit is 6.0 A, and peak value of the ac voltage applied to the circuit is 4.7 V. What is the average power derived to the circuit?
A hunter fires at a prey with a gun. The prey is hit and falls down. Determine how far is the hill from the hunter
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