Determining Current as a Function of Voltage

A set of data is collected from a simple circuit with a

20 2 resistor and is represented in the table.

Voltage

Current

Resistance

(V)

(A)

The current at 5.0 VisY A.

The current at 15 Vis a

5.0

20

15 T

I

20.

A small sculpture made of brass (rho brass = 8470 kg/m 3) is believed to have a secret central cavity. The weight of the sculpture in air is 15.76 N. When it is submerged in water, the weight is 13.86 N. What is the volume of the secret cavity?

An engineer discovered that a TV set was receiving too much voltage to work properly. Which of the following circuit parts should the engineer add to make the TV set work properly? A. Switch B. Insulator C. Resistor D. Conductor

Which group was guaranteed voting rights by the Fifteenth Amendment? A. women B. soldiers C. African Americans D. 18 year olds

How do you think Earth's affects what is happening on the surface?

A car starts moving from the position of rest with uniform acceleration of 8m/s^calculate the distance travelled by it during 10th minute of its motion.

If a car has a speed of 85 m/s and travels for 120 seconds, how far does it go?

Why internal energy is not sufficient to compare macro and micro states

What happens to water vapor as it rises in the atmosphere? A. Heats and condenses B. Heats and expands C. Cools and condenses D. Cools and expands

Which would likely demagnetize a magnetized iron nail?

To create "dry ice," manufacturers compress and cool carbon dioxide gas until it solidifies. Describe what happens to the carbon dioxide molecules as the gas is compressed and cooled.