Determine positron emission of radiotracers
Positron cannot penetrate matter more than a few atomic diameters, but positron emission of radiotracers can be monitored in medical diagnosis. Explain.
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In the circuit shown in Figure, an ideal ohmmeter is connected across ab with the switch S open. All the connecting leads have negligible resistance. What will be the ohmmeter reading in Ohms (with two decial places) if R1 = 8 Ω; R2 = 2.7
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A 2n5640 has a gate current of 1uA when the reverse voltage is -20V and the ambient temperature is 100 degees C. What is the input resistance of the gate?
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A 55.0- mL sample of this glucose solution was diluted to 0.500. How many grams of glucose are in 100. of the final solution?
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