Calculate an estimate of the range of a hypothetical force with the proton as the virtual exchange particle. (c = 3.00 × 108 m/s, h = 6.626 × 10-34 J ? s, mproton = 1.67 × 10-27 kg)
A) 6.7 × 10-25 m B) 2.1 × 10-16 m C) 6.0 × 10-8 m D) 1.5 × 10-15 m
B
You might also like to view...
A cereal box has the dimensions of 0.19 m × 0.28 m × 0.080 m. If there are 3.28 feet per meter, then what is the volume of the box in cubic feet?
a. 0.0043 cubic feet c. 0.046 cubic feet b. 0.15 cubic feet d. 0.0014 cubic feet
At 1800 degrees Fahrenheit, this part of atmosphere is heated almost directly by the Sun's rays
a. Stratosphere b. Troposphere c. Mesosphere d. Thermosphere
If the Moon is 3rd quarter phase, what shape does it have in the sky?
A) a half circle B) a quarter circle C) a full circle D) nothing (It is impossible to view a 3rd quarter moon.)
A book is placed on a chair. Then a videocassette is placed on the book. The floor exerts a normal force
a. on all three. b. only on the book. c. only on the chair. d. upwards on the chair and downwards on the book. e. only on the objects that you have defined to be part of the system.