A proton moving eastward with a velocity of 5.0 km/s enters a magnetic field of 0.20 T pointing northward. What are the magnitude and direction of the force that the magnetic field exerts on the proton? (e = 1.60 10-19 C)
A) 0 N
B) 1.6 10-16 N upwards
C) 1.6 10-16 N downwards
D) 1.1 10-16 N eastwards
E) 4.4 10-16 N westwards
Question 2
A cylinder contains 1.50 moles of an ideal monatomic gas that is initially at a temperature of 317 K. If the gas gains 2730 J of heat and performs 780 J of work, what is its final temperature? (R = 8.31 J/mol K)
A) 359 K
B) 421 K
C) 526 K
D) 687 K
E) 756 K
Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
Proton hopping
The geomagnetic polarity time scale shows how Earth’s magnetic pole has changed through geologic tim
Tai chi stance with front foot pointing straight ahead and back foot at 45° angle, heels in line, ...
What is the contribution of studying wing spot in the field?
Guidelines for Field Triage of Injured Patients, Centers for Disease Control, 2011