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A laser beam is incident on two slits with a separation of 0.210 mm, and a screen is placed 5.30 m from the slits. If the bright interference fringes on the screen are separated by 1.60 cm, what is the wavelength of the laser light?
An engine is built to extract power from the temperature difference in the ocean. what is the maximum theoretical efficiency of such an engine
A diffraction grating is made up of slits of width 420 nm with separation 1300 nm. How many maxima are there in the full diffraction pattern
A "swing" ride at a carnival consists of chairs that are swung in a circle by 14.3 m cables attached to a vertical rotating pole, Determine the tension in the cable attached to the chair
Assume that the only force acting on him throughout the collision is that as a result of the ground.
Find the wavelengths of these extremes at a temperature. find out the force exerted by the man on the rope, and the work done in dragging the box over a distance of 15m.
The potential energy of a particle moving in the x-y plane is U=a/(x^2+y^2)^1/2, where a is a constant. What is the force on the particle
It requires 78.73 J of work to lift a rock to a height of 4.03 m. What is the mass of the rock
One argument against Darwin's theory of evolution draws upon the second law of thermodynamics. Does this mean that organisms violate the Second Law of Thermodynamics
A wire 3.00 m long and 0.450 mm2 in cross-sectional area has a resistance of 40 at 20°C. what is the temperature coefficient of resistivity
What electric potential energy will a fourth charge q4 = 4mC and located at the origin with respect to the other three charges experience and what is the pendulums period for small angle oscillations?
The barricade at the end of subway line has a large spring designed to compress 2.00 m when stopping a 1.00 x 10^5 kg train moving at 0,500 m/s. What speed would the train be going
A bicycle wheel of radius 0.70m is rolling without slipping on a horizontal surface with an angular speed of 4Pi rad/s, What is the tangential deceleration of the bicycle
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