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A cannonball is shot from the edge of a 20-m-high vertical clif with an initial speed of 50 mis at an angle of 40° above the horizontal. Assume that the ground at the bottom of the clif is fat and level. How long will the cannonball be in the air? (See the diagram below.) Assume that g= 9.8 m/s? Vo = 50 m/s Vo. 400 Cannonball 20 m Ca.9.1s Ob.8.1 Oc7.10 Od. 5.1s e.6.1 s

A cannonball is shot from the edge of a 20-m-high vertical clif with an initial speed of 50 mis at an angle of 40° above the horizontal. Assume that the ground at the bottom of the clif is fat and level. How long will the cannonball be in the air? (See the diagram below.) Assume that g= 9.8 m/s? Vo = 50 m/s Vo. 400 Cannonball 20 m Ca.9.1s Ob.8.1 Oc7.10 Od. 5.1s e.6.1 s

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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A cannonball is shot from the edge of a 20-m-high vertical cliff with an initial speed of 50 mis at an angle of 40° above the horizontal. Assume that the ground at the bottom of the clfis flat and level. How long will the cannonball be in the air? (See the diagram below.) Assume that g = 9.8 mis? Vo = 50 m/s Cannonball 400 20 m Ca. 9.1s Ob.8.1 Oc7.16 Od. 5.1s Oe.6.1s
Transcribed Image Text:A cannonball is shot from the edge of a 20-m-high vertical cliff with an initial speed of 50 mis at an angle of 40° above the horizontal. Assume that the ground at the bottom of the clfis flat and level. How long will the cannonball be in the air? (See the diagram below.) Assume that g = 9.8 mis? Vo = 50 m/s Cannonball 400 20 m Ca. 9.1s Ob.8.1 Oc7.16 Od. 5.1s Oe.6.1s
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