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A beam of light is emitted 8 cm below the surface of a liquid and hits the surface 7 cm from the point directly above the source. When net internal reflection takes place, what can you state regardi
A thin layer of oil having refractive index 1.25 is spread on the surface of water having n =1.33. When the thickness of the oil is around 200 nm then determines the wavelength of visible light in a
A concave spherical mirror makes an inverted image distinct in size from the object through a factor a > 1. The distance among object and image is d. Determine the focal length of the mirror. (Em
You are going toward the plateau 70 m high. If angle of elevation to top of plateau is 25 degrees, how far are you from base of plateau?
Determine what would be the rough size of an ‘atom’ and what would be its ionization energy? Determine at what maximum temperature would be estimated to observe such a state?
A block of 4.0 kg begins from rest on the positive x-axis 6.0m from the origin and after that consists of an acceleration given by a = 4.0i-3.0j in m/s^2. Determine the torque, relative to the origi
The coefficients of friction among A and the incline are μs = .56 and μk = .25. Angle θ is 40 degrees. Assume that the positive direction of an x axis be up the incline. In unit-vector n
The two 10 cm diameter charged disks face one other, 23 cm apart. Both disks are charged to 80 nC. Find out the electric field strength at the mid-point among the two disks? Find out the electric fi
A laser beam in the air is incident on a liquid at an angle of around 38.0 degrees with respect to the normal. The angle of laser beam in the liquid is 27.0 degrees. Find out the liquid's index of r
The population of about 100,000 bacteria in the petri dish, satisfies differential equation dP/dt = kP. Where k is population growth. Assume, two days later, that population has grown to about 150,000
Suppose the exponential distribution, the particular light bulb has the failure rate of .002 units per hour. Determine probability of failure within 400 hours? Compute reliability function?
Assume that the license plate should has the sequence of two letters followed by 4 digits, or 3 letters followed by 3 digits. Find number of different license plated can be made?
What fraction survive fewer than 880 days? what length of warranty is required so that no more than 10% of batteries will be anticipated to fail during warranty period?
100 dollars is to be received after 1 year. Find present value of the amount if you can earn 12% compounded annually, semiannually, or monthly?
At the end of year year self -employed person deposits $1500 in retirement account which earns 10% annually. How much will be in account when individual retires at age of 65 if contributions begin whe
The auto repair shops records illustrate that 15% of cars serviced require minor repairs averaging $100, 65% require moderate repairs averaging $550, and 20% require major repairs averaging $1100.
Professor guyton sends grader to office to get the grade book. Grader doesn't know which of 5 keys unlock office, so he tries them one at a time. Determine expected number of attempts it takes to un
Determine height, h such that about 30% of people in group are shorter than that height. h = in. Determine percentile, p ranking for that height?
The machine with the cost of $65,000 has the evaluated residual value of $50,000 and evaluated life of four years, or 18,000 hours. Determine amount of depreciation for second full year, using decli
Using relative market or sales value method, compute joint product cost which would be assigned to Alpha and Beta. Which of the 2 products must be further processed? Support the decision with suitab
A 65 year old man has a history of shortness of breath that has become progressively worse over the past 5 years. His laboratory values are as follows
Determine the equilibrium partial pressure of all the components, starting with pure phosgene at 0,760 atm.
It should be obvious that the sodium ethoxide is used in excess from the stoichiometry. What happens to this excess during work-up? At what point is it destroyed. Write down the reaction that occurs
Utilize table to reply questions over probablilty illustrate all work. If the student is chosen at random find probabilty that student prefers veggie toppings?
Determine an approximate enthalpy (in kJ) for the reaction of 9.46 g gaseous methanol (CH3OH) in excess molecular oxygen to form gaseous carbon dioxide and gaseous water.