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Anika [276]
4 years ago
14

Linear distance: parsec:: angular diameter: _______

Physics
1 answer:
mafiozo [28]4 years ago
5 0

Answer:

Angular diameter : degrees or radians

Explanation:

Angular diameter is an angular measurement of the objects. It is an angle subtended by the two points of an object from the observer's eye view.  Its unit is measured in degrees or radians.

It is a geometrical technique used to measure the size of an object which is not directly measurable. For example, to measure the diameter of a planet.

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Investigate means to search for something or look in to something
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3 years ago
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a spring is hanging down from the ceiling, and an object of mass m is attached to the free end. the object is pulled down, there
Maurinko [17]

The dimension of K is M/ T^2

according to the question T=2π square root ofm/k here 2 pi is constant so  

T= root of m /k and root of k = root of m/ T now by squaring on both the sides we get the answer k= M/ T^2

complete question :

A spring is hanging down from the ceiling, and an object of mass m is attached to the free end. The object is pulled down, thereby stretching the spring, and then released. The object oscillates up and down, and the time T required for one complete up-and-down oscillation is given by the equation T=√2πm/k, where k is known as the spring constant. What must be the dimension of k for this equation to be dimensionally correct?

To learn more about dimension:

brainly.com/question/13314350

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7 0
2 years ago
Calculate the force of gravity on the 1.2-kg mass if it were 1.9×107 m above earth's surface (that is, if it were four earth rad
Anettt [7]

Answer:

Force of gravity, F = 0.74 N

Mass of an object, m = 1.2 kg

Distance above earth's surface, d=1.9\times 10^7\ m

Mass of Earth, M=5.97\times 10^{24}\ kg

Radius of Earth, r=6.37\times 10^6\ m

We need to find the force of gravity above the surface of Earth. It is given by :

F=G\dfrac{mM}{R^2}

R = r + d

R = 25370000 m

F=6.67\times 10^{-11}\times \dfrac{5.97\times 10^{24}\ kg\times 1.2\ kg}{(25370000\ m)^2}

F = 0.74 N

So, the force of gravity on the object is 0.74 N. Hence, this is the required solution.

5 0
4 years ago
What is longitudinal wave?​
nignag [31]

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Explanation:

7 0
3 years ago
A +2.00nc point charge is at the origin, and a second -5.00nc point charge is on the x-axis at x = 0.800m find the magnitude of
Damm [24]
You have to reduce 2.00 an5.00 I order to use the×that=0.800
3 0
3 years ago
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