Extensive testing of an experimental 900 kg automobile reveals the aerodynamic drag force F, and the total non-aerodynamic rolling resistance force FR to be as shown in the graph. Determine: (a) (b) The power required for speeds of 50 and 100 km/h on a level road. The power required for a steady speed of 100 km/h both up and down a 6- percent incline. The steady speed at which no power is required going down the 6-percent incline. (c) [Answer (a) 4.34 kW, 13.89 kW; (b) 28.6 kW, -800W; (c)105.6 km/h] 300 FR = (constant) Z 200 100 FD = (parabolic) 0. 40 80 120 Fig Q6 Sneed y km/h Force, N
Extensive testing of an experimental 900 kg automobile reveals the aerodynamic drag force F, and the total non-aerodynamic rolling resistance force FR to be as shown in the graph. Determine: (a) (b) The power required for speeds of 50 and 100 km/h on a level road. The power required for a steady speed of 100 km/h both up and down a 6- percent incline. The steady speed at which no power is required going down the 6-percent incline. (c) [Answer (a) 4.34 kW, 13.89 kW; (b) 28.6 kW, -800W; (c)105.6 km/h] 300 FR = (constant) Z 200 100 FD = (parabolic) 0. 40 80 120 Fig Q6 Sneed y km/h Force, N
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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![Extensive testing of an experimental 900 kg automobile reveals the aerodynamic drag
force F, and the total non-aerodynamic rolling resistance force FR to be as shown in
the graph. Determine:
(a)
(b)
D
The power required for speeds of 50 and 100 km/h on a level road.
The power required for a steady speed of 100 km/h both up and down a 6-
percent incline.
The steady speed at which no power is required going down the 6-percent
incline.
(c)
[Answer (a) 4.34 kW, 13.89 kW; (b) 28.6 kW, -800W; (c)105.6 km/h]
300
FR = (constant)
z 200
100
FD = (parabolic)
40
80
120
Fig Q6
Speed v, km/h
Force, N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fefc4cde9-56dc-4afa-9c45-879ca2c9f347%2F204ffa4c-fbf2-460f-98e5-79d092b6c512%2Ftnx9hkp_processed.png&w=3840&q=75)
Transcribed Image Text:Extensive testing of an experimental 900 kg automobile reveals the aerodynamic drag
force F, and the total non-aerodynamic rolling resistance force FR to be as shown in
the graph. Determine:
(a)
(b)
D
The power required for speeds of 50 and 100 km/h on a level road.
The power required for a steady speed of 100 km/h both up and down a 6-
percent incline.
The steady speed at which no power is required going down the 6-percent
incline.
(c)
[Answer (a) 4.34 kW, 13.89 kW; (b) 28.6 kW, -800W; (c)105.6 km/h]
300
FR = (constant)
z 200
100
FD = (parabolic)
40
80
120
Fig Q6
Speed v, km/h
Force, N
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