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Lapatulllka [165]
3 years ago
11

What is the momentum of an adult female that is 75 kg riding a bicycle travelling at a velocity of 30 km/h.

Physics
1 answer:
Angelina_Jolie [31]3 years ago
7 0

Answer:

Explanation:

momentum is written as p

p = mass * velocity

p = mv

30 km per hr = 30 * 1000 meters per 3600 seconds

velocity = 30000 meters per 3600 seconds

p = mv

p = 75 * 30000 / 3600

p = 625 kilogram per meter second

I hope my answer helps you and is correct

Please mark as brainliest

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Someone please help with this
SSSSS [86.1K]

Answer:

<em>The new force is 2/3 of the original force</em>

Explanation:

<u>Coulomb's Law </u>

The electrical force between two charged objects is directly proportional to the product of their charges and inversely proportional to the square of the distance between the two objects.

Written as a formula:

\displaystyle F=k\frac{q_1q_2}{d^2}

Where:

k=9\cdot 10^9\ N.m^2/c^2

q1, q2 = the objects' charge

d= The distance between the objects

Suppose the first charge is doubled (2q1) and the second charge is one-third of the original charge (q2/3). Now the force is:

\displaystyle F'=k\frac{2q_1*q_2/3}{d^2}

Factoring out 2/3:

\displaystyle F'=\frac{2}{3}k\frac{q_1*q_2}{d^2}

Substituting the original force:

F'=\frac{2}{3}F

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The action of property being taken directly from a person or in that person's presence must be an element in which type of crime
grin007 [14]

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3 years ago
Flapping flight is very energy intensive. A wind tunnel test
steposvetlana [31]

Answer:

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Explanation:

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We know that

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Hence, the metabolic power for starting flight=134.8W/kg

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Explanation: I did the assignment and got it correct :)

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