A lost chicken is trying to cross the street. Its velocity v as a function of time t is given in the graph below where rightwards is the positive velocity direction.
v (m/s)
5
4+
3
21
1-1
2
3
4
5
-2
-3
-4
-5
What is the chicken's displacement Ax from t = 2 sto 4's?

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27

0.93xc=0.93x3x10^8m/s

2.54cm is 1 inch

360seconds i 1 hr