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WARRIOR [948]
3 years ago
14

Light travels at 300,000,000 m/s. This is an example

Physics
1 answer:
mafiozo [28]3 years ago
3 0

Answer:

ook soooooo

Explanation:

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three letters (JET) are placed in front of a plane mirror the image formed is in what arrangement???​
mario62 [17]

Answer:

TEJ as this is a thing you wont get

3 0
3 years ago
If a ball is dropped and takes 6.5 seconds to hit the ground below. How far did it fall? Remember in free fall g= -9.8 m/s/s. Wh
vovikov84 [41]

Answer:

See the answers below.

Explanation:

To solve this problem we must use the following equation of kinematics.

y=y_{o}+v_{o}*t+\frac{1}{2}*g*t^{2}  \\

where:

y - yo = Fall distance [m]

Vo = initial velocity = 0 (dropped)

t = time = 6.5 [s]

g = gravity acceleration = 9.8 [m/s²]

Now replacing:

y-y_{o}=0 +\frac{1}{2} *9.8*6.5^{2}\\y-y_{o}=207 [m]

The question is related to the distance between the points where the ball was dropped and the ground.

The variables used are gravitational acceleration, time, fall distance, initial velocity.

3 0
3 years ago
A rigid massless rod is rotated about one end in a horizontal circle. There is a particle of mass m1 attached to the center of t
Rzqust [24]

Answer:

m₁/m₂ =8

Explanation:

Writing the centripetal force equation: where T₁ is inner tension and T₂ is outer tension

T₂ = m₂ × ω²R....equation 1

T₁-T₂ = m₁ × ω²R/2

Also T₁=5T₂

5T₂-T₂ = m₁ × ω²R/2

4 × 2T₂ = m₁ × ω²R

8T₂ = m₁ × ω²R

dividing it by equation 1

8 = m₁/m₂

Hence m₁/m₂ =8

3 0
3 years ago
A toaster oven draws 300.0 watts of power. If it is plugged into an outlet with a voltage of 115 volts, what current is in the t
Alex73 [517]

Answer:

I = 2.61 A

Explanation:

It is given that,

Power of a toaster is 300 watts

It is plugged into an outlet with a voltage of 115 volts

We need to find the current in the toaster's circuit.

The electrical power is given by the formula as follows :

P = V I

I is electric current

I=\dfrac{P}{V}\\\\I=\dfrac{300}{115}\\\\I=2.61\ A

So, 2.61 A of current is in the toaster's circuit.

4 0
3 years ago
An alpha particle
nydimaria [60]

An alpha particle  is identical to a helium nucleus ... 2 protons, 2 neutrons. <em>(1)</em>

6 0
3 years ago
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