MCQ
Daytime temperature of moon is:
- A$60^\circ C$
- B$70^\circ C$
- C$90^\circ C$
- ✓$110^\circ C$
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A bus increases its speed from 36km/h to 72km/h in 10 seconds. Its acceleration is:
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S.No
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Column I
|
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Column II
|
|
$a$
|
$9.033 \times 10^{24}$ atoms
|
$i$
|
$46g$ of He
|
|
$b$
|
$2$ moles of Na
|
$ii$
|
$15$ moles
|
|
$c$
|
$11.2 L of O_2$ at $STP$
|
$iii$
|
$3.011 \times 10^{23}$ molecules
|
|
$d$
|
$22g$ of $CO_2$
|
$iv$
|
$16g$
|