Express the result of the following calculation, to the proper number of significant figures: 8.4 + 4240
What will be an ideal response?
4248.
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Answer the following statement true (T) or false (F)
Which graph shows an object moving with a constant non-zero acceleration (note the vertical axes differ)?
GRAPH A
GRAPH B
GRAPH C
Nylon is a polyamide; Dacron is a(n) ______________
Fill in the blank(s) with correct word
A particle with charge -40.0 nC is on the x axis at the point with coordinate x = 0. A second particle, with charge -20.0 nC, is on the x axis at x = 0.500 m. There is a point between x = 0 and x = 500 mm where the electric field is zero. Is the electric potential zero at this point?
1.No; it is positive. 2.Yes. 3.No; it is negative.