The units of 1/4??0 are:
A) N2/C2
B) N?m/C
C) N2?m2/C2
D) N?m2/C2
E) m2/C2
D) N?m2/C2
Physics & Space Science
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___________is the process of forming a sheet or film of thermoplastic polymer into a shape with heat and force.
Fill in the blank(s) with the appropriate word(s).
Physics & Space Science
Why is Earth a stronger radio emitter than the Sun?
What will be an ideal response?
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A 40-?C charge is positioned on the x axis at x = 4.0 cm. Where should a ?60-?C charge be placed to produce a net electric field of zero at the origin?
a. ?5.3 cm b. 5.7 cm c. 4.9 cm d. ?6.0 cm e. +6.0 cm
Physics & Space Science
In Einstein's famous equation E = m ? c2, describing the relationship between matter and energy, the units for E are (given that m ? kg, c ? m/s, N = kg ? m/ s2 )
A) m/N B) kg m/ s2 C) m2/ s2 D) N/m E) N? m
Physics & Space Science