In GUTs, gravity was the first force to take on a separate identity at the Planck Time
Indicate whether the statement is true or false
TRUE
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Optics of the Eye: A person's eye lens is 2.8 cm from the retina, and his near point is at 25 cm. What must be the focal length of his eye lens so that an object at the far point of the eye will focus on the retina?
A. -2.8 cm B. 2.8 cm C. -2.4 cm D. 2.4 cm E. 2.2 cm
Listed following are several objects in the solar system. Rank these objects from left to right based on their orbital period around the Sun from shortest to longest.
How much current must pass through a 400 turn coil 4.0 cm long to generate a 1.0-T magnetic field at the center?
A) 0.013 A B) 13 A C) 22 A D) 40 A E) 80 A
What thermodynamic quantity is held constant in Boyle's law?
a. pressure b. volume c. temperature d. Both pressure and volume are each held constant.