Is it possible for two force lines of a magnetic field to intersect? Explain
No. If two lines intersected, it would indicate that the magnetic field pointed in two
directions at the point of the intersection.
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A 10.0 liter water bottle is filled to the brim with water when the temperature is 5.00 
The bottle is sealed after it is completely filled with water. Water has a coefficient of volume expansion of 
Cand a bulk modulus of 
If the temperature of the water tank is increased to 30.0
what is the increase in pressure due to the expansion of the water (ignore the expansion of the bottle)?
A. 
B. 
C. 
D. 
E. 
At what distance from the center of the Earth would one’s weight be half that recorded on the Earth’s surface? Let the Earth's radius be R.
A. 0.71R B. 2R C. 4R D. 1.4R
Charge of uniform density 50 nC/m3 is distributed throughout the inside of a long nonconducting cylindrical rod (radius = 5.0 cm). Determine the magnitude of the potential difference of point A (2.0 cm from the axis of the rod) and point B (4.0 cm from the axis).
A. 2.7 V B. 2.0 V C. 2.4 V D. 1.7 V E. 3.4 V
Conservation of __________ is observed in strong and electromagnetic interactions, but not in weak interactions
Fill in the blank(s) with correct word