If the uncertainty in the position of a proton is 0.053 nm, what is the uncertainty in its speed? (h = 6.626 × 10-34 J ? s, mproton = 1.67 × 10-27 kg)
A) 2.2 m/s B) 0.60 km/s C) 1.2 km/s D) 0.98 km/s E) 37 m/s
C
Physics & Space Science
You might also like to view...
Which plate boundary has the lowest earthquake frequency?
Physics & Space Science
Sometimes a flashlight filament glows red instead of white, which indicates a lowness of
A) current in the filament. B) filament temperature. C) both of these D) neither of these
Physics & Space Science
Are the P waves and the S waves associated with earthquakes transverse or longitudinal?
a. Both are transverse. b. Both are longitudinal. c. P waves are transverse, and S waves are longitudinal. d. P waves are longitudinal, and S waves are transverse.
Physics & Space Science
A heat pump uses 100 J of work to output 150 J of heat at some temperature. What is the coefficient of performance for the heat pump?
A. 1.0 B. 1.5 C. 2.0 D. 2.5 E. 3.0
Physics & Space Science