If beam 1 is the incoming beam in the figure below, which of the other four beams are due to refraction?
2
Physics & Space Science
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A nearby galaxy has a radius of 4,000 million A.U. and rotates once every 800 million years. What is its mass in solar masses?
What will be an ideal response?
Physics & Space Science
Where must an object be placed to form an erect image with a concave mirror?
Physics & Space Science
Two blocks, M1 > M2, having the same speed, move from a frictionless surface onto a surface having friction coefficient ?k
A charge per unit length given by ?(x) = bx, where b = 12 nC/m2, is distributed along the x axis from x = +9.0 cm to x = +16 cm. If the electric potential at infinity is taken to be zero, what is the electric potential at the point P on the y axis at y = 12 cm?
a. 5.4 V b. 7.2 V c. 9.0 V d. 9.9 V e. 16 V
Physics & Space Science