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xxMikexx [17]
3 years ago
13

Objects 1 and 2 attract each other with a electrostatic force of 36.0 units. If the charge of Object 1 is doubled AND the distan

ce separating Objects 1 and 2 is tripled, then the new electrostatic force will be _____ units
Physics
1 answer:
melamori03 [73]3 years ago
6 0

Answer:

8 units

Explanation:

F=(k*q1*q2)/(r^2)

K is a constant, q1 is charge of 1, q2 is charge of 2, r is distance between the two.

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PLS HELP ME!!! Explain frame of reference. How is it different when you are riding inside a car or standing by the highway?
RSB [31]

Answer:

So when you are riding in a car everything you see is from the cars frame. Where if you are standing by the highway it is from your point of view.

Explanation:

So lets say someone sees a apple core outside the bus it looks like the apple is traveling the opposite way of the bus but to the man standing by the highway would say it is stationary.

4 0
3 years ago
WHAT THE HECK PLEASE HELP HURRY
Angelina_Jolie [31]

i dont know about this but im willing to help you even im a questioneer....

<h2>last choice:blocks 1,2 and 3</h2>

<h3>-questioneer </h3>

comment down below if you know anything about this and explain me so that i can answer it properly

4 0
3 years ago
One hazard of space travel is debris left by previous missions. There are several thousand objects orbiting Earth that are large
romanna [79]

Answer:

F = 13333.333 N = 13.33 KN

Explanation:

From Newton's second law of motion, the change in momentum = the impulse.

Mathematically,

Impulse = Change in momentum.

Impulse = (Force) × (time during which it acts) = F.t

Magnitude of the Change in momentum = mv (there is no final momentum as the paint sticks to the spacecraft window)

F×t = m×v

t = (6.00 ✕ 10⁻⁸) s

m = 0.160 mg = (1.6 × 10⁻⁷) kg

v = (5.00 × 10³) m/s

F × (6.00 ✕ 10⁻⁸) = 1.6 × 10⁻⁷ × 5.00 × 10³

F = 13333.333 N = 13.33 KN

Hope this Helps!!!

7 0
4 years ago
When the current in a toroidal solenoid is changing at a rate of 0.0275 a/s, the magnitude of the induced emf is 12.4 mv. when t
slavikrds [6]

Answer:

41 turns

Explanation:

\dfrac{d\phi}{dt} = Induced emf = 12.4 mV

\dfrac{dI}{dt} = Current changing rate = 0.0275 A/s

L= Inductance

\phi = Average flux = 0.00285 wb

N = Number of turns

Change in flux is given by

\dfrac{d\phi}{dt}=L\dfrac{dI}{dt}\\\Rightarrow 12.4\times 10^{-3}=L0.0275\\\Rightarrow L=\dfrac{2.4\times 10^{-3}}{0.0275}\\\Rightarrow L=0.08727\ H

Flux through each turn is given by

\dfrac{\phi}{N}=L\dfrac{I}{N}\\\Rightarrow 0.00285=0.08727\times \dfrac{1.34}{N}\\\Rightarrow N=\dfrac{0.08727\times 1.34}{0.00285}\\\Rightarrow N=41.03221\ turns

The number of turns is 41

3 0
3 years ago
Determine the power of 600 joules of work done in 4 seconds.
suter [353]
Power = change in work/change in time

P = 600 joules/ 4 seconds

P= 150 watts

hope this helps :)

7 0
3 years ago
Read 2 more answers
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