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Solution_Set_01

# Solution_Set_01 - Yes if you are standing at one of the...

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SOLUTION SET 1 Physics 2022 1. t = 14 x 10 9 years x 365.25 days/year x 24 hr/day x 60 min/hr x 60 sec/min = 4.42 x 10 17 seconds 2. a) D = d tan θ d = 0.026/2 m / tan (0.5 deg) = 1.5 m b) D = d tan θ d = 0.026/2 m / tan (0.5 deg / 60) = 89 m c) D = d tan θ d = 0.026/2 m / tan (0.5 deg / 3600) = 5360 m 3. a) θ = 1.4 deg (x 60 arcmin/deg) = 84 arcmin b) θ = 1.4 deg (x 60 arcmin/deg x 60 arcsec/arcmin) = 5040 arcsec 4. It rises 4 minutes earlier each day, so in one week it rises 7 x 4 = 28 minutes sooner, which is at 8:02 pm. 5. a)
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Unformatted text preview: Yes, if you are standing at one of the poles, all of the stars are circumpolar. b) Yes, if you are standing on the equator, none of the stars are circumpolar. 6. Latitude = 40 o N Sun is at -23.5 o N Distance from the zenith is 40.0 – (-23.5) = 63.5 o Altitude from the horizon is 90.0 – 63.5 = 26.5 o 7. At 19 o north latitude the Sun is on the zenith at midday twice during the year because Mumbai’s latitude is less than 23.5 o . Problems 1, 2a, 3b, 4, and 7 are worth 1 point each. Problem 6 is worth 2 points....
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