How many photons are present in the pulse
A laser emits a pulse of light containing 7.99 ×10-15 J of energy at a frequency of 3.32 ×1015 Hz. How many photons are present in the pulse?
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Estimate your final velocity after you have shot all the marbles one at a time. Would you get any benefit (increased velocity) by shooting more than one marble at a time? Explain.
To address this question, the professor gathers information from the students in an undergraduate course and calculates their propensity for cooperating with the police (higher number means higher level of cooperation) and compares it to the known
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The proportion of all children that drew the nickel too small is: redx.gif Assume that this proportion is true for ALL children (e.g. that this proportion applies to any group of children), and that the remainder of the questions in this section a
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The throat has a diameter of 3 cm and the propellant has a ratio of specific heats of 1.2. Calculate the thrust when it is operated at vacuum conditions.
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Question: How are schools important in the struggle for power and status?
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