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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Answers this question in first person narration, Long essay, simple words if I am planning to have a Career as a Social Worker to become a Probation Officer:
Please read and summarize the following article in point-form based upon the following criteria: - You should be able to state what the theme/idea/concept/theo
The living Faith Church Worldwide, also known as the Winners Chapel International, in America is on a mission to plant a Church in Puerto Rico.
Sexism continues to sustain the glass ceiling because it is embedded in social identity expectations and reinforced through implicit bias in decision-making
Blaine and Brenchley (2021) explain that gender stereotypes distort perceptions of competence and leadership fit, so women are more likely to be routed
Sexism sustains these challenges through entrenched social identity processes and gender role expectations. Social identity theory explains in group favoritism
Gender stereotypes remain deeply rooted in cultural expectations, and these assumptions often shape how individuals are perceived and evaluated