Engineering, 20.06.2020 23:57 JadeCaldwell
Question 4. Having made the changes, select the correct statement regarding your observation. a. The signal, s(t), faithfully represents the original message wave m(t) b. Since only the amplitude of the message wave has increased, there is no negative impact to the modulated carrier signal c. The AM modulated carrier shows signal distortion d. None of the above are corre
Answers: 2
Engineering, 04.07.2019 16:10
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10
Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.
Answers: 3
Engineering, 04.07.2019 18:10
Different types of steels contain different elements that alter the characteristics of the steel. for each of the following elements, explain what the element does when alloyed with steel.
Answers: 2
Engineering, 04.07.2019 18:10
Apipe with an outside diameter of 15 cm is exposed to an ambient air and surrounding temperature of -20°c. the pipe has an outer surface temperature of 65°c and an emissivity of 0.85. if the rate of heat loss from the pipe surface is 0.95 kw per meter of length, the external convective heat transfer coefficient (h) is: (a) 12.5 w/m"k (b) 18.6 w/mk (c) 23.7 w/mk (d) 27.9 w/mk (e) 33.5 w/mk
Answers: 1
Question 4. Having made the changes, select the correct statement regarding your observation. a. The...
English, 20.01.2021 07:20
Mathematics, 20.01.2021 07:20
English, 20.01.2021 07:20
French, 20.01.2021 07:20
Mathematics, 20.01.2021 07:20
English, 20.01.2021 07:20
Mathematics, 20.01.2021 07:20
Mathematics, 20.01.2021 07:20