Biceps curls & pushups , benchpress
Answer:
Power = 20 Watts
Explanation:
Given the following data;
Voltage = 100 V
Resistance = 500 Ohms
To find the power that is required to light a lightbulb;
Mathematically, power can be calculated using the formula;

Substituting into the formula, we have;


Power = 20 Watts
<h3>Reducing Surface Area.</h3>
If the surface area becomes smaller, the pressure becomes larger.