A. consumer surplus
B. indifference curve
C. budget constant
D. goods of necessity
Correct Answer:
Option B – indifference curve
Explanation
An indifference curve is a graph showing combination of two goods that give the consumer equal satisfaction and utility.

![Two identical charges situated 20cm apart in vacuum repel each other with a force of 1.0N. Calculate the value of each other with a force of 1.0N. Calculate the value of each charge. [(14 πεo)‾¹ = 9 x 10^9 Nm²C‾²] Two identical charges situated 20cm apart in vacuum repel each other with a force of 1.0N. Calculate the value of each other with a force of 1.0N. Calculate the value of each charge. [(14 πεo)‾¹ = 9 x 10^9 Nm²C‾²]](https://erudites.ng/wp-content/plugins/contextual-related-posts/default.png)