Question

(25 point) please solve this with full correct and explained solution. no direct or spam answering.​

Answer 1

Answer:

(3) 1 ÷ (√2 - 1 )

Explanation:

d = gt1²/2

2d = gt2²/2

t1 = √2d/g  ,  t2 = √4d/g

ratio of times = t1 ÷ ( t2 - t1) =  √2d/g ÷  (√4d/g - √2d/g )  = √2  ÷  (√4 - √2 )

= √2  ÷  (2 - √2 ) = √2  ÷ √2 (√2 - 1 ) = 1 ÷ (√2 - 1 )

→ choose ans. (3) 1 ÷ (√2 - 1 )

Answer 2

Answer:

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