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8. The graphs show the temperature dependence of resistance for two materials How do the l...
6. The graphs show the temperature dependence of resistance for two materials. How do the (...
6. The graphs show the temperature dependence of resistance for two materials. How do the ( point) materials compare? 0 Material A Material B OMaterial A is a typical conductor, whereas material B is a typical insulator. O Material A is a superconductor, whereas material B is a typical metal. OMaterial A is a typical metal, whereas material B is a superconductor. OMaterial A is a typical insulator, whereas material B is a typical conductor. 7. The SI unit ohm...
5. During a random lightning strike from a cloud to the ground, a current of 25,000...
5. During a random lightning strike from a cloud to the ground, a current of 25,000 A lasts for 40 (1 point) us. How much charge is transferred from the cloud to earth during that strike? 02.0 C 01.6 C 01.0 C 02.5 C 6. The graphs show the temperature dependence of resistance for two materials. How do the (1 point) materials compare? Material A Material B OMaterial A is a typical conductor, whereas material B is a typical insulator...
9. The SI unit of current is equivalent to (1 point) O a volt per meter...
9. The SI unit of current is equivalent to (1 point) O a volt per meter O an ampere per second O an ohm per degree Celsius Oa coulomb per second 10. An electric current is set up in a conductor. Which equation describes the relationship among (1point) the electric field E, a charge q in that current, and force F that maintains the flow of charge? OF-q+E OF -GE
Which of the following statements about conductive materials is incorrect? 1. Examples of conductive materials include...
Which of the following statements about conductive materials is incorrect? 1. Examples of conductive materials include iron, aluminum, and gold. 2. Increasing the voltage applied across a conductor will cause the conductor temperature to inc 3. Current flow in a conductive material is due to the movement of positive and/or negative charges. 4. Charges in a conductor move in response to an electric field. Which of the following statements about electric current is correct? a. The flow of current is...
Assume two negative charges are placed close to each other, with one charge fixed and one...
Assume two negative charges are placed close to each other, with one charge fixed and one charge free to move. The free charge will: O a accelerate away from the fixed charge. b. move closer to the fixed charge. Og C. orbit the fixed charge in a circular motion. d. remain stationary. Which of the following statements about insulating materials is correct? oa. Soaking paper in salt water decreases its insulation capability O b. The amount of current flowing in...
any of these questions answered would help 22. A circuit is attached to a, your "A"...
any
of these questions answered would help
22. A circuit is attached to a, your "A" value. V battery and is found to have a current of. your "B" value, amps. What is the electrical resistance of the circuit? 23. What would be the current in a circuit that has an electrical resistance of, your "C" value, 12 connected to a, your "A" value, V battery? 6V 22 < 4V 24. In which diagram above will the current through the...
(a) Which part of an atom is positively charged, and which part is negatively charged? (b)...
(a) Which part of an atom is positively charged, and which part is negatively charged? (b) How does the charge of an electron compare with the charge of another electron? (c) How does the charge of an electron compare with the charge of a proton? Can charge be created or destroyed? How does that answer relate to the conservation of charge? How is electric charge similar to mass? How are they different? What are two ways electric charge can be...
Homework-Physics & Copper Media (All questions are worth two points.) element? What is the name for...
Homework-Physics & Copper Media (All questions are worth two points.) element? What is the name for the smallest component of an element that still retains the basic properties of the What are the names of the three particles which can be found within the answer to the previous question? What is the nature of the force between two electrons? (circle one) attractive repulsive What is the nature of the force between an electron and a proton? (circle one) attractive repulsive...
14) Which of the following is NOT a typical electrical component? A) Resistor B) Capacitor C)...
14) Which of the following is NOT a typical electrical component? A) Resistor B) Capacitor C) Megatron Inductor E) Transformer D) 23) Convert 6.8 x 10-5 W to the closest standard metric prefix. A) 68 °W B) 0.68 uW C) 680 uW D) 6.8 uw 24) Convert 3.95 x 10-4 A to the closest standard metric prefix. A) 3.95 mA 39.5 mA 0.395 mA D 395 mA Convert the following: 25) 2 x 10-3 Amp = A) 2 microamps 2...
6. The graphs show the temperature dependence of resistance for two materials. How do the ( point) materials compare? 0 Material A Material B OMaterial A is a typical conductor, whereas material B is a typical insulator. O Material A is a superconductor, whereas material B is a typical metal. OMaterial A is a typical metal, whereas material B is a superconductor. OMaterial A is a typical insulator, whereas material B is a typical conductor. 7. The SI unit ohm...
5. During a random lightning strike from a cloud to the ground, a current of 25,000 A lasts for 40 (1 point) us. How much charge is transferred from the cloud to earth during that strike? 02.0 C 01.6 C 01.0 C 02.5 C 6. The graphs show the temperature dependence of resistance for two materials. How do the (1 point) materials compare? Material A Material B OMaterial A is a typical conductor, whereas material B is a typical insulator...
9. The SI unit of current is equivalent to (1 point) O a volt per meter O an ampere per second O an ohm per degree Celsius Oa coulomb per second 10. An electric current is set up in a conductor. Which equation describes the relationship among (1point) the electric field E, a charge q in that current, and force F that maintains the flow of charge? OF-q+E OF -GE
Which of the following statements about conductive materials is incorrect? 1. Examples of conductive materials include iron, aluminum, and gold. 2. Increasing the voltage applied across a conductor will cause the conductor temperature to inc 3. Current flow in a conductive material is due to the movement of positive and/or negative charges. 4. Charges in a conductor move in response to an electric field. Which of the following statements about electric current is correct? a. The flow of current is...
Assume two negative charges are placed close to each other, with one charge fixed and one charge free to move. The free charge will: O a accelerate away from the fixed charge. b. move closer to the fixed charge. Og C. orbit the fixed charge in a circular motion. d. remain stationary. Which of the following statements about insulating materials is correct? oa. Soaking paper in salt water decreases its insulation capability O b. The amount of current flowing in...
any
of these questions answered would help
22. A circuit is attached to a, your "A" value. V battery and is found to have a current of. your "B" value, amps. What is the electrical resistance of the circuit? 23. What would be the current in a circuit that has an electrical resistance of, your "C" value, 12 connected to a, your "A" value, V battery? 6V 22 < 4V 24. In which diagram above will the current through the...
Homework-Physics & Copper Media (All questions are worth two points.) element? What is the name for the smallest component of an element that still retains the basic properties of the What are the names of the three particles which can be found within the answer to the previous question? What is the nature of the force between two electrons? (circle one) attractive repulsive What is the nature of the force between an electron and a proton? (circle one) attractive repulsive...
14) Which of the following is NOT a typical electrical component? A) Resistor B) Capacitor C) Megatron Inductor E) Transformer D) 23) Convert 6.8 x 10-5 W to the closest standard metric prefix. A) 68 °W B) 0.68 uW C) 680 uW D) 6.8 uw 24) Convert 3.95 x 10-4 A to the closest standard metric prefix. A) 3.95 mA 39.5 mA 0.395 mA D 395 mA Convert the following: 25) 2 x 10-3 Amp = A) 2 microamps 2...
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