Overall magnification of a compound microscope
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.)
Expected delivery within 24 Hours
A: What would be the length of one day if the Earth spun so fast that bodies floated at the equator? Radius of the Earth being about 6380 km?
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?
1950592
Questions Asked
3,689
Active Tutors
1461430
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
A 2016 survey of undergraduate students considered this further and found that compared with students that did not use cannabis at least once
Problem: An infant with known congenital heart disease presents with weight loss, tachypnea, and hepatomegaly.
For a research topic on evaluating the access to health services for commercial sex workers as a mixed method approach provide the methodology
The healthcare provider ordered a urine culture for a client. Which item would a nurse need for a urine specimen collection from an existing indwelling
The nurse practitioner (NP) evaluates a client with complaints of a burning sensation in the chest that often occurs after meals and is exacerbated
I am writing a dissertation topic on the utility of community based interventions in post exposure support to survivors of IPV in uMzingwane district
A 12-month-old child presents with fever of 100.9, lethargy, vomiting and tachypnea. The history is significant for recent hand-foot-mouth disease infection.