A proton is released such that its initial velocity is from right to left across this page. The proton's path, however, is deflected in a direction toward the bottom edge of the page due to the presence of a uniform magnetic field. What is the direction of this field?
a. out of the page
b. into the page
c. from bottom edge to top edge of the page
d. from right to left across the page
b
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The ____________ of a radioactive substance is the amount of time for the substance to be reduced by half
Fill in the blank(s) with correct word
The diagram below represents an ideal pulley system (no mass or friction). What is the force required to lift the 45 kg mass?
A. 442 N
B. 393 N
C. 221 N
D. 147 N
Which has the greatest effect on the flow of fluid through a pipe? That is, if you made a 10% change in each of the quantities below, which would cause the greatest change in the flow rate?
A) the fluid viscosity B) the length of the pipe C) the pressure difference D) the radius of the pipe E) the fluid density
Any particle with spin obeys the Pauli exclusion principle
a. True b. False Indicate whether the statement is true or false