Question

24
Question m
A body is vertically projected at 100ms-'. It returns
after (g = 10 m s-2)
(a) 108
(6) 208
(c) 88
(d) 16 s
Option 1
Option 2
O Option 3
O Option 4​

Answer 1

Explanation:

24

Question m

A body is vertically projected at 100ms-'. It returns

after (g = 10 m s-2)

(a) 108

(6) 208

(c) 88

(d) 16 s

Option 1

Option 2

O Option 3

O Option 4

c.88

Answer 2

ans 20 sec I think ur b option is 20s not 208

Explanation:

$time \: of \: flight = \frac{2u}{g} \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = \frac{2 \times 100}{10} \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: = 20 \: sec$

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