Physics, 20.02.2021 18:30 paytonpaige22
Write true or false and correct the false ones:
1- The voltage across the terminals of an open switch is zero.
2- When a current flowing through a lamp increases, its brightness decreases.
3- To use a multimeter in voltmeter mode, the selector switch must be placed in zone A.
4- To obtain a positive value for the current, the COM terminal of the ammeter must be connected to the positive terminal of the dry cell.
5- The direction of rotation of a small electric motor changes when the flow direction of the current is reversed.
Answers: 2
Physics, 21.06.2019 19:20, Obeilskzexal
Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?
Answers: 1
Physics, 22.06.2019 23:30, olivasm5626
Macy always thought there were only a few hair colors blonde brown and black however when she actually began looking around she saw varying shades of these hair color what is a possible reason for so many different hair colors
Answers: 1
Physics, 23.06.2019 13:50, skywil8981
Alamp draws a current of 0.50 a when it is connected to a 120 v source? what is the resistance of the lamp?
Answers: 2
Write true or false and correct the false ones:
1- The voltage across the terminals of an open swit...
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