For what distance should the camera lens be focused
Suppose that you want to take a photograph of yourself as you look at your image in a mirror 3.8 m away.
For what distance should the camera lens be focused?
Express your answer using two significant figures.
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How do you find the magnitude of individual vectors when you have the magnitude of the resultant vector. After finding the i and j values of each vector and you have xa + xb = 180N.
At the end of the firing period, the craft has velocity components of vx = 3762 m/s and vy = 4847 m/s. Calculate the magnitude of the initial velocity.
If the cat weighs 6.67 kg and is suspended 1.73 m below the ceiling, how many electrons have to be extracted from the cat? Assume that the cat and the metal plate are point charges.
When 100 mL of an aqueous solution containing 1.0 g of caffeine isextracted with 10 mL of chloroform at room temperature, 0.5 g of caffeine is transferred to the chloroform layer.
Suppose that you want to take a photograph of yourself as you look at your image in a mirror 3.8 m away. For what distance should the camera lens be focused?
The water beneath a surface rectangle 2.50 nautical miles by 2.90 nautical miles has a depth of 17.0 fathoms. Find the volume of water (in cubic meters) beneath this rectangle.
In testing a certain kind of truck tire over a rugged terrain it is found that 25% of the trucks fail to complete the test run without a blowout. Of the next 15 trucks tested, find the probability that
Pure nitrogen gas effuses at the rate of 0.311 cm/min while anunknown gas effuses at the rate of 0.133 cm/min under the sameconditions. What is the molecular weight of this(unknown) gas?
A container contains oxygen, neon and helium whose partial pressures are 100 torr, 300 torr and 200 torr respectively. What is the mole fraction of neon?
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