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emmasim [6.3K]
1 year ago
10

how to sketch the following?:Sketch ray diagrams for a spherical convex lens with objects at the following distances. (Submit a

file with a maximum size of 1 MB.)Do > 2f2f > Do > fDo < f
Physics
1 answer:
Sphinxa [80]1 year ago
7 0

1) Do > 2f

Do means object distance

2f means 2 x focal length

2 x focal length = radius of curvature

When an object is placed beyond the radius of curvature, a real image is formed between the radius of curvature and focus. The image size is reduced. The sketch is shown below

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under what conditions would a scale record a weight for an object which is equal to the magnitude of the gravitational force on
d1i1m1o1n [39]
In a non accelerated frame, also called inertial frame, when no additional forces are acting upon the body.

For instance, a scale in free fall will not record the weight, but zero, like the astronauts. But also, if someone is pulling the object or pushing it, the scale will record some other value.
4 0
4 years ago
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List of energy changes when hydroelectricity city is made​
ryzh [129]

Answer:

A turbine and generator produce the electricity

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"A hydraulic turbine converts the energy of flowing water into mechanical energy. A hydroelectric generator converts this mechanical energy into electricity.

8 0
3 years ago
the density of gold is 19.3 g/cm3. suppose a certain gold wedding ring deplaced 0.55mL of liquid when dropped in a glass of spar
adell [148]

Answer:

19.3

Explanation:

Assuming we have to find Specific gravity of gold.

As we know that specific gravity is defined as the ratio of weight of the object and weight of the water displaced by the object

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specific gravity = weight of the object/weight of the water displaced

now we have

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now weight of the liquid displaced is given by

weight of water displaced = (1 g/cm^3)(0.55ml)g

now we have

specific gravity = (19.3×0.55)/(1×0.55)

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8 0
3 years ago
A source charge of 5.0 µC generates an electric field of 3.93 × 105 at the location of a test charge. How far is the test charge
kap26 [50]

Answer:

B. )  0.34 m

I definitely guessed and got the right answer so :))

6 0
4 years ago
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When flying the LNAV approach, the missed approach point (MAP) would be indicated by reaching __________. A. an altitude of 3100
frutty [35]

Answer:

When flying the LNAV Approach, the missed approach point (MAP) would be indicated by reaching:

C. the RW30 waypoint.

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  • The option b is incorrect as a distance of 1.5 NM  to RW30 referring to the Visual descent point (VDP) is 1.5 nautical miles for the Runway (RW) 30 from threshold.
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8 0
4 years ago
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