How old are remains if carbon present is of small amount
Archaeologists have currently found the new site of remains having unusual artifacts. They sent artifacts to lab for radio-carbon dating. If Carbon-14 present is only 15% of normal amount, how old are remains?
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Suppose the conduction electrons in a metal can be treated as the classical particles in an ideal gas. i) Determine the rms velocity of electrons in the room temperature copper?
Suppose the investment of $1000 and term of 10 years. To do better than 5% compounded quarterly, find the most you must pay?
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Determine the constant force which would have to be applied on the rope to bring the merry-go-round from rest to the angular speed of 0.500 rev/s in 2.00 s?
A 1.11 x 10-3 µF capacitor consists of an initial charge of 0.100 C. If a resistor is joined across the capacitor plates, there is an initial current via the resistor of 1.11 A. Find the current 1.08 s later?
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A solid, uniform disk of mass 60.5 kg and radius 0.250 m rolls down a ramp of length 5.20 m which makes an angle of 12.1° with the horizontal. The disk begins from rest from the top of the ramp. (i) Determine the speed of the disk's center of
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