Compound microscope that uses an objective lens
Calculate the overall magnification of a compound microscope that uses an objective lens with a focal length of 0.50 cm, an eyepiece with a focal length of 2.50 cm, and a distance of 18 cm between the two. (Assume a near point of 25 cm.)
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Two meshing helical gears have a 25 degree transverse pressure angle and a 20 degree normal pressure angle. The gears have a diametral pitch of 10 and possess 15 and 45 teeth, respectively. Determine the center distance and helix angle.
Determine (a) the exergetic effectiveness and (b) the exergy destroyed. The surrounds can be taken to be To= 20°C, Po = 100 kPa.
A heat pump is used to maintain a house at 22 C by extracting hear from the outside air on a day when the outside air temperature is 2 C. The house is estimated to lose heat at a rate of 110,000 kJ/h, and the hear pump consumes 5kW of electric pow
Use normal approximation to estimate the probability of getting exactly 47 girls in 100 births. Assume that boys and girls are equally likely.
A 4 lb block with an initial velocity of 5 ft/s is sliding down a 30 degree slope before being slowed by a spring. What is the velocity of the block when the spring has been compressed 1 ft?
The central maximum of a single-slit diffraction pattern has a width of 2.00 cm when measured on an observing screen 1.00 m away. If the illumination wavelength is 632.8nm what is the slit width?
An airline company is considering a new policy of booking as many as 281 persons on an airplane that can seat only 270. Past studies have revealed that only 88% of the booked passengers actually arrive for the flight. Estimate the probability that
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Explain the risks of not reporting the results of your forensic assessment findings accurately. Provide specific examples.
Read "The Effect of Tart Cherry Juice Compared to a Sports Drink and Cycling Exercise Performance, Substrate Metabolism, and Recovery" from University Library
Identify and analyze one resource that provides information regarding services for dealing with and treating substance use and abuse in youth or adolescence.
Discuss how culture may influence one's perceptions. Provide an example of how culture may impact the interaction between a patient/client
Write an essay describing your achievement of a goal and your friends or family member's achievement of a goal using motivational theory
Pets can have a therapeutic effect on people; they seem to have the power to calm the anxious and cheer the depressed. Give three reasons
Review Chapter 12 and consider how your culture has impacted your worldview and personality. Pay particular attention to the section on characteristics of Cult