PHYSICS 1-II FINAL PRACTICE (ELECTRIC CURRENT) QUESTIONS AND ANSWERS WITH SOLUTIONS 2024

PHYSICS 1-II FINAL PRACTICE
(ELECTRIC CURRENT) QUESTIONS
AND ANSWERS WITH SOLUTIONS 2024
An ampere is a - ANSWER unit of current.



Compared to thin wires, electrical resistance in thick wires is - ANSWER less.



Electrical resistance is measured in - ANSWER ohms.



A woman experiences an electric shock. The electrons making the shock come from - ANSWER the
woman's body.



A wire carrying a current is normally charged - ANSWER not at all.



While you are standing on the ground in your running shoes, the greatest resistance between you and
the ground is in - ANSWER the running shoes.



The primary reason a bird can perch harmlessly on bare high voltage wires is that - ANSWER there is no
potential difference across the bird's feet.



Alternating current is made by - ANSWER alternating the direction of voltage of the power source.



Compared to the filament thickness on a 60-W light bulb, the filament thickness of a 100-W light bulb
will be - ANSWER greater.



A 15-ohm resistor has a 5-A current in it. What is the voltage across the resistor? - ANSWER more than
25 V



When connected to a 110-volt power supply, how much current is in a light bulb that has a resistance of
220 ohms? - ANSWER 0.5 A