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Brut [27]
4 years ago
15

Which collects light in a reflecting telescope?

Physics
2 answers:
Temka [501]4 years ago
8 0

Answer: Option a, concave lens.

Explanation: The object that collects the light in a reflecting telescope is "kinda" concave lens that collects the light and directs it to a mirror, that is where the observer can see. So the correct answer is option a.

Alecsey [184]4 years ago
4 0
Concave lens. These are used in making the objectives of reflection telescopes
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kumpel [21]

Answer:\frac{D_A}{v_B-v_A}

Explanation:

Given

car A had a head start of D_A

and it starts at x=0 and t=0

Car B has to travel a distance of D_A and d_a

where d_a is the distance travel by car A in time t

distance travel by car A is

d_a=v_A\times t

For car B with  speed v_B

d_B=D_A+d_a

v_B\times t=D_A+v_A\times t

t=\frac{D_A}{v_B-v_A}

7 0
4 years ago
The attraction will vary directly with the separation between the charges.
Burka [1]
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3 years ago
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wariber [46]

Answer:

Neither A or B

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5 0
3 years ago
We sometimes conform to others because they belong to a certain ____
Andrew [12]

A.) reference group

"A reference group includes individuals or groups that influence our opinions, beliefs, attitudes and behaviors. They often serve as our role models and inspiration"(study.com).

4 0
3 years ago
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3 years ago
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