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natka813 [3]
3 years ago
5

An overhead projector lens is 32.0 cm from a slide (the object) and has a focal length of 30.1 cm. What is the magnification of

the image? PLS HELP
Physics
1 answer:
puteri [66]3 years ago
6 0

Answer: 15.8

Explanation:

You are given that the

Object distance U = 32 cm

Focal length F = 30.1 cm

First calculate the image distance V by using the formula

1/F = 1/U + 1/V

Substitute F and V into the formula

1/30.1 = 1/32 + 1/V

1/V = 1/30.1 - 1/32

1/V = 0.00197259

Reciprocate both sides

V = 506.94 cm

Magnification M is the ratio of image distance to object distance.

M = V/U

substitute the values of V and U into the formula

M = 506.94/32

M = 15.8

Therefore, the magnification of the image is 15.8 or approximately 16.

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How does an atom change it for all of its electrons are removed
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Answer:

https://quizlet.com/170882853/atoms-flash-cards/

Explanation:

How does an atom change if all of its electrons are removed? The atom becomes positively charged. The Venn diagram compares protons with electrons. ... Protons have an electrical charge, but neutrons have no charge.

4 0
3 years ago
A jogger moves from a position x =
vlada-n [284]

Answer:

3 m/s

Explanation:

We'll begin by calculating the change in displacement of the jogger. This can be obtained as follow:

Initial displacement (d₁) = 4 m

Final displacement (d₂) = 16 m

Change in displacement (Δd) =?

Δd = d₂ – d₁

Δd = 16 – 4

Δd = 12 m

Finally, we shall determine the determine the average velocity. This can be obtained as follow:

Change in displacement (Δd) = 12 m

Time (t) = 4 s

Velocity (v) =?

v = Δd / t

v = 12 / 4

v = 3 m/s

Thus, the average velocity of the jogger is 3 m/s

5 0
3 years ago
the process of upwelling brings which of the following to the surface? freshwater, deoxygenated water, cold water, or warm water
Leni [432]
That would be 

cold water

google will tell you, lol
8 0
4 years ago
Read 2 more answers
What is the concentration of a solution if 65 g of sugar is dissolved into 200 ml of water?
DIA [1.3K]

Answer:

the concentration in g/L 325 while in molarity is 0.6398(M).

Explanation:

hope this helps

5 0
2 years ago
A spherical ball is immersed in water contained in a vertical cylinder. The rise in water level is measured in order to calculat
AnnZ [28]
Immersed => totally submerged

a) Volume occupied by the ball, V = area of the base of the cylynder * water level rise

V =π(r^2)(4cm) = π*100cm^2*4cm = 400 π cm^3

Volume of a sphere = [4/3]π(r^3) = 400 π cm^3 =>

r^3 = 300 cm^3 => r = ∛(300 cm^3) = 6.69 cm

b) V = π(100cm)^2 (8cm) = 80,000 π cm^3

[4/3]πr^3 = 80,000π cm^3 => r^3 = 60,000 cm^3 => r = 39.15 cm

 

 


7 0
4 years ago
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