Physics

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The unit of resistance is named after A) Isaac Newton. B) Benjamin Franklin. C) Georg Simon ... Started by jessicacav	1 Replies 87 Views	Jul 29, 2018 by johnharpe
Electrical resistance is normally measured in A) amperes. B) volts. C) newtons. D) joules. E) ... Started by joe	1 Replies 88 Views	Jul 29, 2018 by verrinzo
When we say an appliance uses up electricity, we are actually saying that A) current disappears. ... Started by APUS57	1 Replies 107 Views	Jul 29, 2018 by jjorrostieta
A length of wire has resistance R. The same kind of wire twice as long has resistance A) R/2. B) ... Started by skymedlock	3 Replies 236 Views	Jul 29, 2018 by Carliemb17
More current will occur in a lamp when its filament is A) cold. B) hot. C) either cold or ... Started by bio_gurl	1 Replies 130 Views	Jul 29, 2018 by emily12345
When a steady voltage is across one-half as much resistance, the current A) is half. B) remains ... Started by Collmarie	1 Replies 40 Views	Jul 29, 2018 by milbourne11
Electrical resistance is greater for A) dry skin. B) wet skin. C) both the ... Started by tth	1 Replies 141 Views	Jul 29, 2018 by elizabethrperez
A 6.00-m long rope is under a tension of 600 N. Waves travel along this rope at 40.0 m/s. What is ... Started by clippers!	3 Replies 256 Views	Jul 29, 2018 by bulacsom
The current through a 10-ohm resistor connected to a 120-V power supply is A) 1 A. B) 10 A. C) ... Started by bclement10	1 Replies 118 Views	Jul 29, 2018 by leahm14
If you plug a 110-V electric toaster into a 220-V outlet, current in the toaster will be about A) ... Started by jeatrice	1 Replies 206 Views	Jul 29, 2018 by Li Jun
An electrical device that is grounded has A) no potential difference between it and the ground. ... Started by SAVANNAHHOOPER23	1 Replies 105 Views	Jul 29, 2018 by Ptupou85
The purpose of the third prong on a common electric plug of an appliance is A) to handle ... Started by Shelles	3 Replies 62 Views	Jul 29, 2018 by ErinKing
The damage of electrical shock is predominantly due to A) excess current. B) an absence of ... Started by clmills979	1 Replies 82 Views	Jul 29, 2018 by chloejackso
Two lamps, a thick-filament one and a thin-filament one, are connected in series to a battery. The ... Started by jace	1 Replies 78 Views	Jul 29, 2018 by Benayers
Compared to the amount of current that flows from a battery and into a circuit, the amount of ... Started by swpotter12	1 Replies 100 Views	Jul 29, 2018 by sailorcrescent
Strictly speaking, it is correct to say that A) charge flows through a circuit. B) voltage flows ... Started by asmith134	3 Replies 171 Views	Jul 29, 2018 by BAOCHAU2803
A sealed 89-m3 tank is filled with 6000 moles of oxygen gas (O2 ) at an initial temperature of 270 ... Started by MirandaLo	1 Replies 415 Views	Jul 29, 2018 by sierrahalpin
A pair of 1-ohm resistors connected in series has a combined resistance of A) 1 ohm. B) 2 ohms. ... Started by Haya94	1 Replies 152 Views	Jul 29, 2018 by frejo
As more lamps are put into a series circuit, the overall current in the power source A) ... Started by jerry coleman	1 Replies 172 Views	Jul 29, 2018 by IRincones
Two light bulbs, a thick-filament one and a thin-filament one, are connected in series to a battery. ... Started by karateprodigy	3 Replies 150 Views	Jul 29, 2018 by jaygar71
Distinguish between ac and dc. When you plug a light bulb into a wall outlet, where is the source of ... Started by PhilipSeeMore	1 Replies 85 Views	Jul 29, 2018 by ynlevi
As more lamps are put into a parallel circuit, the overall current in the power source A) ... Started by lidoalex	1 Replies 297 Views	Jul 29, 2018 by bigcheese9
The equivalent resistance of resistors connected in series in a circuit is A) often less than the ... Started by dakota nelson	1 Replies 682 Views	Jul 29, 2018 by vseab
To achieve a low equivalent resistance for a pair of resistors, connect them in A) series. B) ... Started by awywial	3 Replies 216 Views	Jul 29, 2018 by shailee
More toll booths on a highway is analogous to a A) series circuit. B) parallel circuit. C) ... Started by Themember4	1 Replies 118 Views	Jul 29, 2018 by janeli