Focal length and power of the suitable corrective lens
The near point of an eye of person is around 60.0 cm. To view objects clearly at a distance of 25.0 cm, what must be the focal length and power of the suitable corrective lens? (Avoid the distance from the lens to the eye.)
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The dust particles are attracted towards the planet and some of them would ultimately fall onto its surface. Determine the resultant retarding force on the planet due to the dust cloud.
A metal disk having radius 3 cm and mass 0.8 kg is mounted on the frictionless axis via its center. A light string is wrapped about the edge of the disk and a 1 kg mass is released from rest at a height of 2m. Find out the speed of the mass just b
The sales tax on the item with the retail price of $908 is $99.88. Build the mathematical model which gives retail price, y, in terms of sales tax, x, and use it to find retail price of the item which has sales tax of $113.50.
A violinist is tuning her instrument to concert A (having 440 Hz). She plays the note while listening to the electronically produced tone of exactly which frequency and hears a beat of frequency 5.00 Hz, which rises to 6.00 Hz if she tightens her
Suppose that light of wavelength 500 nm is being viewed. As well, suppose that diffraction effects, instead of atmospheric turbulence, limit the resolving power of the telescope. Determine the maximum distance which such stars could be from the ea
On average 3.6 meteorites weighing more than one kilogram reach surface of Earth each year. Throughout the next ten years, we wish to approximate the probability that at least 40 meteorites weighing more than one kilogram will reach surface of Ear
A student slides her desk of 80.0 kg across the level floor of her dormitory room a distance 2.00 m at constant speed. When the coefficient of kinetic friction among the desk and the floor is 0.400, determine how much work did she do?
Blood flows via a section of a horizontal artery which is partially blocked through a deposit all along the artery wall. As a hemoglobin molecule moves from the narrow region into the broader region, its speed changes from v2 = 0.800 m/s to v1 = 0
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