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FrozenT [24]
3 years ago
13

Spaceship A moves at 0.800 in the positive - direction, while spaceship B moves in the opposite direction at 0.750 (both speeds

are measured relative to Earth). What is the velocity {A,B} of spaceship A relative to spaceship B?
Physics
1 answer:
Eva8 [605]3 years ago
4 0

Explanation:

Spaceship A moves at 0.800 in the positive – direction, while spaceship B moves in the opposite direction at 0.750 (both speeds are measured relative to Earth). What is the velocity {A,B} of spaceship A relative to spaceship B

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Suppose that it takes a simple pendulum 1.2 seconds to swing from its leftmost point to its rightmost point. what is the period
Mariana [72]

The time period of the simple pendulum is 2.4 seconds.

Given the data in the question;

  • Time taken to swing from leftmost point to rightmost point; t = 1.2s
  • Period of the pendulum; T = \ ?

<h3>What is Period?</h3>

Period is the time needed for a complete cycle of vibration to pass a given point.

Period of a pendulum is the of time needed for it to complete one full back-and-forth motion. It is the time required to for the pendulum to swing from leftmost point to rightmost point and back to leftmost point.

Now, if it took the pendulum 1.2s to swing from leftmost point to rightmost point, it will also take the pendulum 1.2s to swing back to its original position( leftmost point )

Hence,

T = time taken to swing from leftmost to rightmost + time taken to swing from rightmost point to leftmost point.

T = 1.2s + 1.2s\\\\T = 2.4s

Therefore, the time period of the simple pendulum is 2.4 seconds.

Learn more about Time Period: brainly.com/question/27135322

7 0
3 years ago
The electric potential inside a charged spherical conductor of radius R is is given by V = keQ/R, and the potential outside is g
Bumek [7]

Answer:

For outer points of shell

E = \frac{k_eQ}{r^2}

Now for inner point of shell

E = 0

Explanation:

As we know that out side the shell electric potential is given as

V = \frac{K_e Q}{r}

inside the shell the electric potential is given as

V = \frac{K_e Q}{R}

now we know the relation between electric potential and electric field as

E = - \frac{dV}{dr}

so we can say for outer points of the shell

E = -\frac{dV}{dr}

E = - \frac{d}{dr}(\frac{K_eQ}{r})

E = \frac{k_eQ}{r^2}

Now for inner point again we can use the same

E = - \frac{dV}{dr}

E = - \frac{d}{dr}(\frac{K_eQ}{R})

E = 0

6 0
3 years ago
PLEASE HELP I can't figure it out
PSYCHO15rus [73]
D. I know that like the back of my hand
4 0
4 years ago
You and your brother argue often about how to safely secure a toddler in a moving car. You insist that special toddler seats are
sergey [27]

Answer:

Force F = 1535.86 N

the force necessary for his wife to hold onto their child during the collision is 1535.86 N

Explanation:

Given;

Mass of toddler m = 13 kg

Velocity v = 37 mi/h = 37 × 0.44704 m/s = 16.54 m/s

Impulse time t = 0.14 seconds

Using the impulse momentum equation,

Impulse = change in momentum

Ft = m(∆v)

Force F = m(∆v)/t

∆v = 16.54 m/s

F = 13×16.54/0.14

Force F = 1535.86 N

5 0
4 years ago
What is the public storm warning signal that carries winds of 30 to 60 km/hr and can cause no damage to very light damage
Shkiper50 [21]

Answer:

I know u need this

Explanation:

You gave me the runaround

I really hate the runaround

You really got me paranoid

I always keep a gun around

You always give me butterflies

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When you come around

7 0
3 years ago
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