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solong [7]
3 years ago
14

What is apparent magnitude and what can affect it?

Physics
1 answer:
Montano1993 [528]3 years ago
8 0
Apparent magnitude means how bright a star APPEARS to us on Earth. It can be affected by ...

... how bright the star really is
... how far the star is from us
... how much gas and dust is between us
... how much of the star's total output is in visible light
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A seesaw pivots as shown in below. What is the net torque about the pivot point?
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Answer:

2.3 Nm clockwise

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∑τ = -2.3 Nm

The net torque is 2.3 Nm clockwise.

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