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Two slits are illuminated by light that consists of two wavelengths. One wavelength is known to be 436 nm. On a screen, the 4th minimum of the 436 nm light coincides with the 3rd maximum of the other light. Evaluate the wavelength of the other light?
A heat pump delivers 34.0 kW to heat a house. The outside temperature is -9.0°C and the inside temperature of the hot-air supply for the heating fan is44.0°C. What is the coefficient of performance of a Carnot heat pump operating among these temperat..
A 2360{\rm kg} satellite used in a cellular telephone network is in a circular orbit at a height of 750{\rm km} above the surface of the earth. What is the gravitational force on the satellite
An air conditioner connected to a 139 V rms ac line is equivalent to a 11 capital omega resistance and a 2 capital omega inductive reactance in series. What is the impedence of the air conditioner
A 1050 kg car is traveling at a speed of 25 m/s when the driver sees that there is a tree across the road. how far does the car travel before it comes to a stop
two cars start from rest at a red stop light. when the light turns green both cars accelerate forward. the blue car
X rays with a wavelength of 0.24nm undergo first-order diffraction from a crystal at a 53%u2218 angle of incidence. At what angle does first-order diffraction occur
The power of a certain CD player operating at 120V rms is 25.0W . Assuming that the CD player behaves like a pure resistance, find the maximum instantaneous power
A motorcycle cop, parked at the side of a highway reading a magazine, is passed by a woman in a red Ferrari 308 GTS doing 90.0 km/h. After a few attempts to get his cycle started, the officer roars off 2.00 s later.
An astronomical telescope uses an eyepiece of power +100.0 D. what are the power of the objective and the magnifcation of the telescope
There are three charges of 5, 5 and -5 micro coulomb at the corners of triangle 10 centimeter in length of each side. Find what is the potential energy of the 10-micro coulomb due to the other three
Gold, which has a density of 19.3 g/cm3, is the most ductile metal and can be pressed into a thin leaf or drawn out into a long fiber.
The first controlled, sustained flight in a heavier-than-air craft was made by Orville Wright on December 17, 1903. Calculate the average velocity of the plane
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