Question 1

In a circuit, if the current is doubled and the resistance is doubled, by what factor must the voltage have been changed?

V=IR

I=3A

R=25

V=__V

answer choices

A. 4

B. 1/2

C. 1/4

D. 2

What is chemical equilibrium

Three objects are brought close to each other, two at a time. When objects A and B are brought together, they repel. When objectsB and C are brought together, they also repel. Which of the following are true? (Select all that apply.

When you kick a ball by a force of 26.3 newtons, what is the magnitude and direction of the force that you experience?

Since alcohol evaporate faster than water if I leave a beer out will it become alcohol free before completely evaporating?

Which list contains only numbers with three significant figures? A. 2,080; 0.0205; 72.4 B. 1.020; 2.58; 18.0 C. 0.0623; 100.062; 28.4 D 19.6; 0.023; 2,580

What happens to the resistance of a wire as it gets wet

How much mass is needed for a black hole?

What is one benefit of a switch in a circuit?

When you see a straw in a glass of water it looks bent why is this?

Compare the energy and wavelength of a microwave to the energy of a gamma ray.