Shown in the Graph Below $\mathrm { I }$ And Resistance $\mathrm { R }$

Multiple Choice

shown in the graph below. How high will the projectile be after 0.9 s?
A) 600 ft B) 550 ft C) 500 ft D) 450 ft
Answer: B
-The graph shows the relationship between current $\mathrm { I }$ and resistance $\mathrm { R }$ if the voltage is fixed. Find the current if the resistance is $2.5 \Omega$ .

A) 1.0 A
B) 0.6 A
C) 0.8 A
D) 1.2 A