How many lines per centimeter does the grating have
The light shining on a diffraction grating has a wavelength of 490 nm (in vacuum). The grating produces a second-order bright fringe whose position is defined by an angle of 9.85°. How many lines per centimeter does the grating have?
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The management of ABC Co. is considering the purchase of $50,000 machine that would reduce operating costs by $10,000 per year. At the end of the machine's 10 year useful life, it would have no scrap value. The tax rate is 30%.
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Consider an RL circuit with resistance R = 3 MO and inductance L = 6 H, which is powered by a 10.-V battery.
If an electron of mass 9.1 E-31 kg is released from rest from the negatively charged plate and strikes the positive plate with a speed of 4xE6m/s. Calculate the potential difference between the two plates.
In the drawing the head-up display is designed so that the distance between the digital readout device and virtual image 1 is 1.60 m. The magnification of virtual image 1 is 3.50. Find the focal length of the concave mirror.
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Corporation had an operating loss of $44,000. Without regard to any at risk or passive activity loss limitation, what is the amount of SJ Corporation's loss that Douglas may deduct on his individual income tax return for 2012?
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