Illustrate that choice of balls of same colour happens
There are n black balls and n white balls in the box. Illustrate, that choice of 2 balls of same colour happens less often than choice of balls of different colours. What occurs if n is very big?
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Determine the numbers of photons of red light are needed when the human eye is a complex sensing device for visible light. The optic nerve needs a minimum of 2.0*10^-17 J of energy to trigger a series of impulses that eventually reach the brain.
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Our asteroid is in the shape of sphere and consists of a mass of 1000 kilograms. Find out the density (in grams per cubic centimeter) of the asteroid if its diameter is identified to be 1.2 meters. Useful information: 1 kg = 1000 g, 1 m = 100 cm,
Explain why is it possible to separate some compounds with identical boiling points by gas chromatography even though at all by distillation they cannot be separated, even fractional distillation?
A traveling wave is propagating in positive x-direction having an angular frequency of 6 x 10^12 rad/s. Its magnetic field is oscillating all along y-direction with amplitude of 1.2 x 10^-6 T. Determine: i) The amplitude for electric field.
Determine the numbers of photons at 660 nm must be absorbed to melt 5.0 x 102 g of ice? (Hint: It takes 334 J to melt 1 g of ice at 0°C.) Describes in details.
Determine the maximum number of real zeros. Utilize Descartes's rule of signs to find out how many positive and how many negative zeros function comprise.
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