Explanation:
Given
Velocity v = 23.0m/s
Distance S = 3.45m
Required
Time it will take the skier to reach the ground;
Using the equation of motion;
S = ut + 1/2gt²
3.45 = 23t + 1/2(9.8)t²
3.45 = 23t + 4.9t²
4.9t²+23t-3.45 = 0
Factorize;
t = -23 ±√23²-4(4.9)(-3.45)/2(4.9)
t = -23 ±√529+67.62/9.8
t = -23±√596.62/9.8
t = -23±24.43/9.8
t = 1.43/9.8
t = 0.146 secs
Hence take the skier 0.146 secs to reach the ground.
b) Horizontal distance covered is the range;
Range = U√2H/g
Range = 23√2(3.45)/9.8
Range = 23√6.9/9.8
Range = 23√0.7041
Range = 23(0.8391)
Range = 19.29m
Hence the horizontal distance travelled in air is 19.29m
Native Americans, South Sea Islanders, Australian aborigines, Uighurs, Inuits, Yupiks, Aleuts, Incas, Mayans, Canaanites, Hittites, Hutu and Tutsi who did not live in Germany, and blond, blue-eyed Aryans who did. Just about everyone else was on the list distributed to the Orkin men, beginning in the late 1930s. Especially Jews.
100.000 kilometres, it takes half an hour.
Answer:
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I hope this is the answer