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lions [1.4K]
3 years ago
11

Micah knows that a car had a change in velocity of 15 m/s. What does micah need to determine acceleration.

Physics
2 answers:
katrin2010 [14]3 years ago
4 0
The time component is needed. The acceleration is the change of velocity divided by the time in when this change of velocity happens.
Nadusha1986 [10]3 years ago
3 0

Answer:

He needs time which is B.

Explanation:

I took the test

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Plane polarized light with intensity I0 is incident on a polarizer. What angle should the principle axis make with respenct to t
Nataliya [291]

Answer:

 Q = 47.06 degrees

Explanation:

Given:

- The transmitted intensity I = 0.464 I_o

- Incident Intensity I = I_o

Find:

What angle should the principle axis make with respect to the incident polarization

Solution:

- The relation of transmitted Intensity I to to the incident intensity I_o on a plane paper with its principle axis is given by:

                                     I = I_o * cos^2 (Q)

- Where Q is the angle between the Incident polarized Light and its angle with the principle axis. Hence, Using the relation given above:

                                     Q = cos ^-1 (sqrt (I / I_o))

- Plug the values in:

                                     Q = cos^-1 ( sqrt (0.464))

                                     Q = cos^-1 (0.6811754546)

                                     Q = 47.06 degrees

                                   

8 0
3 years ago
Most asteroids lie between the orbits of
Anika [276]
I believe the answer is B. that's where the asetroid belt is.
4 0
3 years ago
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At the surface of Jupiter's moon Io, the acceleration due to gravity is 1.81m/s2 . A watermelon has a weight of 58.0N at the sur
kvasek [131]

Answer: A) mass on earth surface = 5.91kg

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Explanation:

The relationship between weight (W), mass (m) and acceleration due gravity (g) is given below

W=mg

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You will notice this is the same as the mass of watermelon on earth and that is so because mass is a scalar quantity that does not depends on the distance away from the center of the earth (unlike weight which is a vector) thus making it constant all through any location.

C) mass of watermelon is 5.91kg, g=9.8m/s² weight of watermelon on jupiter is given below as

W = mg

W = 5.91 x 9.8

= 10.697N.

6 0
3 years ago
Which statement correctly describes the location, charge, and mass of the
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The neutrons are inside the nucleus, have no charge, and have mass.

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