What is the separation between the slits
A double slit is illuminated with monochromatic light of wavelenght 6.00 X 10^-2 nm. The m=0 and m=1 bright fringes are separated by 3.0 cm on a screen which is located 4.0 m from the slits. What is the separation between the slits?
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A scaffold of mass 49 kg and length 5.8 m is supported in a horizontal position by one vertical cable at each end. A window washer of mass 77 kg stands at a point 1.0 m from one end. What is the tension in the cable closer to the painter?
A copper wire has a square cross section 2.7 on a side. The wire is 3.8 long and carries a current of 4.0 . The density of free electrons is 8.5*10^28 m^-3. Find the magnitude of the electric field in the wire.
Why do the authors propose that marks only reflect academic achievement, and not other factors like effort or attitude? Could including factors like these in the marking data affect instructional decisions that need to be made?
An object has a kinetic energy of 303 J and a momentum of magnitude 22.9 kg·m/s. Find the speed and the mass of the object.
A 1.20 102 g sample of water at 90.0°C is mixed with 1.20 102 g of water at 10.0°C. Assume no heat loss to the surroundings. What is the final temperature of the mixture?
An effective strategy requires managers to consider three main players-the company, its customers, and the competition These three players are collectively referred to as the strategic triangle?
Transforming change in the healthcare industry is taking old ideas of a learning organization where change is continuous that means communication and development from individual to teams.
Traveling at an initial speed of 1.5x10^6 m/s a proton enters a region of constant magnetic field of magnitude 1.5 T. If it protons initial velocity vector makes an angle of 30 degrees with the magnetic field, computer the protons speed 4s after
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