Fig. 1.1 shows a distance-time graph for a moving object. 50+
C
1
1
-
1
1
1
distancelm
W
11
times
(a) Describe the speed of the object between points
A and B

a charge 3q is at the origin, and a charge −2q is on the positive x axis at x=a. part a where on the x-axis would you place a third charge so it would experience no net electric force? enter an expression for the exact answer, which will involve a square-root sign. (do not enter an approximate decimal answer.)

there are no correct statementd on the list of choices you provided.

b mirrors submit a iisner? e. for which optical devices does d sometimes have a positive value? o a a and b o b. a and c o c. b and d 0 d. b and cb

spectral lines lyman is one set