Engineering, 22.03.2021 09:30 shannydouglas
Q 1) Let X de:notes the minimum of the two numbers that appear when a pM of fau dice is
thrown once. Dctcrmine
(i) probability distribution
(ii) Mean
(iii) Variance.
Answers: 2
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The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite
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Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2
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Which of the following components of a pid controlled accumulates the error over time and responds to system error after the error has been accumulated? a)- proportional b)- derivative c)- integral d)- on/off.
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Vibration monitoring this technique uses the noise or vibration created by mechanical equipment and in seme cases by plant systems to detemine their actual condtion. a)- true b)- false
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Q 1) Let X de:notes the minimum of the two numbers that appear when a pM of fau dice is
thrown once...
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