Pls help ASAP now! This is physical science
2 answers:
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Answer:
a) , b)
, c)
,
, d)
Explanation:
a) The gravitational force exerted by the Earth on the satellite is:
b) The centripetal acceleration of the satellite is:
c) The speed of the satellite is:
Likewise, the angular speed is:
d) The period of the satellite's rotation around the Earth is:
Answer:
The magnification would be "103.55". A further explanation is given below.
Explanation:
The given values are:
Distance between lens and eyepiece,
L = 85 cm
Eyepiece is,
= 123 D
Now,
The refractive power of eye piece will be:
⇒
The length of the telescope will be:
⇒
⇒
On substituting the values, we get
⇒
⇒
Now,
The magnification of the telescope will be:
⇒
⇒
⇒