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Blababa [14]
3 years ago
7

While playing Quidditch you throw the quaffle straight down to the person below you at

Physics
1 answer:
oee [108]3 years ago
3 0

Answer:

the ans will be because it has 1.672

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Help this was due yesterday...
insens350 [35]

Answer:

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Select the correct answer<br>What is the importance of writing a draft?​
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Answer:to revise or edit

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4 0
2 years ago
In Challenge Example 11.9 (p. 280), after the explosion, suppose that the m1 fragment shot directly north at 12 m/s and the m3 f
Inga [223]

The question is incomplete. The mass of the object is 10 gram and travelling at a speed of 2 m/s.

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It is given that mass of object before explosion is,m = 10 g

Speed of object before explosion, v = 2 m/s

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Let $v_1, v_2 \text{ and}\ v_3$ be the velocities of the three fragments.

Therefore, according to the law of conservation of momentum,

$mv=m_1v_1 +m_2v_2+m_3v_3$

$10 \times 2  \hat i=3 \times 12 \hat{j} + 3(v_{2x} \hat{i}+v_{2y} \hat{j})-4 \times 9 \hat{j}$

So the x- component of the velocity of the m2 fragment after the explosion is,

$3v_{2x} = 20$

∴ $v_{2x} = 6.67 \ m/s$

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If a canadian plane is traveling at 500 miles/hr, how fast is this in m/s?
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