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# 1. If the current in the wire inside a lightbulb is 3A, what is the current in the connecting wire going into the lightbulb? The connecting wire must have a current...

## Question

###### 1. If the current in the wire inside a lightbulb is 3A, what is the current in the connecting wire going into the lightbulb? The connecting wire must have a current of more than 3A The connecting wire must have a current of 3A The connecting wire must have a current of less than 3AWhich of the following best describes the source of all magnetic fields? Magnetic fields are due to magnetically charged particles Magnetic fields are due to the presence of metal atoms Magnetic fields are due to movin

1. If the current in the wire inside a lightbulb is 3A, what is the current in the connecting wire going into the lightbulb? The connecting wire must have a current of more than 3A The connecting wire must have a current of 3A The connecting wire must have a current of less than 3A Which of the following best describes the source of all magnetic fields? Magnetic fields are due to magnetically charged particles Magnetic fields are due to the presence of metal atoms Magnetic fields are due to moving charged particles Magnetic fields are due to A magnetic field can exert a force on an object; but only The object has an electric charge The object is in motion The object's motion is perpendicular to the direction of the magnetic field All of the above musts be true 4. If a current is running through a wire, which of the following will be induced around the wire? A reverse current gravitational field magnetic field A sound wave 5. If a proton is moving at a speed of 5 mls to the right (7 ) through a uniform magnetic field that points to the left ( <-) , which of the following describes the force the proton feels? The proton feels a force pushing it upward The proton feels a force pushing it downward The proton feels a force pushing it to the right The proton feels a force pushing it to the left The proton feels zero force

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