Show from the following data taken for the automobile test performed on a 4 cylinder gasoline engine calculate the Brake Thermal Efficiency: Fuel intake = 9.78 lb/hour Brake output = 36.5 HP Specific gravity of gasoline at 60°F = 0.738 Room temperature = 78.5° F Throttle Setting = 9/16 full throttle High heating value (HHV) = 25,960 BTU/lb Conversion factor 1HP = 2,545 BTU/hour OUTPUT Px 3,600 Brake Thermal Efficiency in percent n₁ = -x 100 = INPUT QfxPxHHV MUST show all steps. MUST show units in each step. 1 horsepower [international] = 0.746 kilowatt 1 kilogram = 2.204 lbs 1 BTU = 1.055 kilo joules Round off ALL answers to three decimals. MUST show the units in every step. The above conversion factors taken from http://www.onlineconversion.com. x 100
Show from the following data taken for the automobile test performed on a 4 cylinder gasoline engine calculate the Brake Thermal Efficiency: Fuel intake = 9.78 lb/hour Brake output = 36.5 HP Specific gravity of gasoline at 60°F = 0.738 Room temperature = 78.5° F Throttle Setting = 9/16 full throttle High heating value (HHV) = 25,960 BTU/lb Conversion factor 1HP = 2,545 BTU/hour OUTPUT Px 3,600 Brake Thermal Efficiency in percent n₁ = -x 100 = INPUT QfxPxHHV MUST show all steps. MUST show units in each step. 1 horsepower [international] = 0.746 kilowatt 1 kilogram = 2.204 lbs 1 BTU = 1.055 kilo joules Round off ALL answers to three decimals. MUST show the units in every step. The above conversion factors taken from http://www.onlineconversion.com. x 100
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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![6. Show from the following data taken for the automobile test performed on a 4 cylinder gasoline
engine calculate the Brake Thermal Efficiency:
Fuel intake- =
9.78 lb/hour
Brake output =
36.5 HP
Specific gravity of gasoline at 60°F =
0.738
Room temperature =
78.5° F
Throttle Setting =
9/16 full throttle
High heating value (HHV) =
25,960 BTU/lb
Conversion factor 1HP =
2,545 BTU/hour
OUTPUT
Px 3,600
Brake Thermal Efficiency in percent n₁ =
INPUT
QfXP xHHV
ΧΡΙ
MUST show all steps. MUST show units in each step.
1 horsepower [international] = 0.746 kilowatt
1 kilogram = 2.204 lbs
1 BTU = 1.055 kilo joules
Round off ALL answers to three decimals. MUST show the units in every step.
The above conversion factors taken from http://www.onlineconversion.com.
-x 100 =
x 100](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F642ade26-a744-4e38-8f76-1c3a68e909aa%2F3dc86c8d-c985-4e93-a408-99a189a2caf7%2Fb1w1pzj_processed.jpeg&w=3840&q=75)
Transcribed Image Text:6. Show from the following data taken for the automobile test performed on a 4 cylinder gasoline
engine calculate the Brake Thermal Efficiency:
Fuel intake- =
9.78 lb/hour
Brake output =
36.5 HP
Specific gravity of gasoline at 60°F =
0.738
Room temperature =
78.5° F
Throttle Setting =
9/16 full throttle
High heating value (HHV) =
25,960 BTU/lb
Conversion factor 1HP =
2,545 BTU/hour
OUTPUT
Px 3,600
Brake Thermal Efficiency in percent n₁ =
INPUT
QfXP xHHV
ΧΡΙ
MUST show all steps. MUST show units in each step.
1 horsepower [international] = 0.746 kilowatt
1 kilogram = 2.204 lbs
1 BTU = 1.055 kilo joules
Round off ALL answers to three decimals. MUST show the units in every step.
The above conversion factors taken from http://www.onlineconversion.com.
-x 100 =
x 100
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