- 2. A boy stands 10 m in front of a plane mirror . then be . . . - Socratic
Now,distance between the boy and his image is 7 +7 i e 14 meters So,the image moved to him by (20 −14) or 6 meters Alternatively, From the above discussion,clearly, v + u = x (let)= 2u So, x = 2u Or, dx dt = 2 du dt It means velocity of image should be twice than that of man's velocity,so if the man moves by 3m then the image will move to
- Of all the minerals known to man, how many are common on the . . . - Socratic
Of all the minerals known to man, how many are common on the crust of the earth?
- A man measures a room for a wallpaper border and find he . . . - Socratic
A man measures a room for a wallpaper border and find he needs lengths of 10 ft 6 3 8in , 14 ft 9 3 4 in , 6 ft 5 1 2 in , and 3 ft 2 7 8 in What total length of wallpaper border does he need to purchase?
- Question #01d26 - Socratic
Suppose a man is walking in the yellow colored direction with velocity V 1 and rain is falling from the sky with velocity V 2 According to the picture given the ∠ACB is θ
- Why was the Presidential Election of 2008 considered historic?
The first Black president was elected The 2008 election was considered historic since Barack Obama became the First African American President of the United States
- How many protons does an atom of bromine Br have? | Socratic
35 It has atomic number 35, element number 35 on the periodic table, and hence 35 protons in the nucleus of all its atoms
- Tanner collected 360 cans and bottles while fundraising for his . . .
Tanner collected 360 cans and bottles while fundraising for his baseball team This was 40% of what Reggie collected How many can and bottles did Reggie collect?
- How many neutrons does Fe have? | Socratic
The most common isotope of iron is ""^56Fe There are 30 neutrons in this isotope Given that the nucleus contains 26 protons, i e 26 massive, positively charged nuclear particles, this demands that there are 30 neutrons in this isotope
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