Models for combining the electromagnetic, weak and strong nuclear interactions into a single basic force are __________
Fill in the blank(s) with correct word
GUTs
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A circular window in the wall of a home has a diameter of 25 cm and is made of a single pane of glass 0.30 cm thick. Thermal conductivity for the glass is 0.63 W/mK. What heat is lost through the window in 12s if the temperature inside the house is
and outside is
A. 16 kJ B. 4.0 kJ C. 1.6 kJ D. 1.3 kJ E. 5.0 kJ
Energy in Capacitors: Measurements show that it takes 0.30 mJ of work to move 5.0-?C of charge from one plate to another of a certain air-filled capacitor while the potential difference between these plates is kept constant. What is the potential difference between the plates of this capacitor?
A. 60 V B. 81 V C. 55 V D. 23 V E. 0 V
If a star has a peak intensity at 580 nm, what is its temperature?
A) 2000 K B) 5000°F C) 2000°C D) 5000 K E) 5000°C
When a quark emits or absorbs a gluon, the quark changes
A) its mass. B) its charge. C) its color. D) into an antiquark. E) into a fermion.