A Gaussian random voltage X with zero mean and standard deviation of 4.5 volts appears across 100 ohms resistor with power rating of 0.25 watts. The probability that the voltage will cause an instantaneous power that exceeds the resistor's rating is:

A Gaussian random voltage X with zero mean and standard deviation of 4.5 volts appears across 100 ohms resistor with power rating of 0.25 watts. The probability that the voltage will cause an instantaneous power that exceeds the resistor's rating is:

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

11
A Gaussian random voltage X with
zero mean and standard deviation of
4.5 volts appears across 100 ohms
resistor with power rating of 0.25
watts. The probability that the
voltage will cause an instantaneous
power that exceeds the resistor's
rating is:
O 0.1335
0.8665
0.02
0.267

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