You construct a circuit containing some component C, along with other circuit elements. You want to simultaneously measure the c
urrent through C and the voltage across C while it remains connected to the rest of the circuit. Indicate where you would connect an ammeter (A) and a voltmeter (V) to perform these measurements. Fill any remaining gaps with wires as needed to complete the connection with the rest of the circuit.
1 answer:
Answer:
The position of the ammeter is in series down the component. While the voltmeter must be connected in parallel. Its position is the gap through the component C.
The positions of one or the other are indicated in the image.
Explanation:
An ammeter is defined as a device used to measure current. Its unit is the ampere. While a voltmeter is used in the measurement of the potential difference between two points. Its unit is the volt. The ammeter must be connected in series with the point at which the current is to be measured, while the voltmeter must be connected in parallel.
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where and
are the initial and final velocities, respecitvely;
is the acceleration; and
is the change in position.
So we have
(Normally, this equation has two solutions, but we omit the negative one because the car is moving in one direction.)
Answer:
The final velocity of the thrower is and the final velocity of the catcher is
.
Explanation:
Given:
The mass of the thrower, .
The mass of the catcher, .
The mass of the ball, .
Initial velocity of the thrower,
Final velocity of the ball,
Initial velocity of the catcher,
Consider that the final velocity of the thrower is . From the conservation of momentum,
Consider that the final velocity of the catcher is . From the conservation of momentum,
Thus, the final velocity of thrower is and that for the catcher is
.