An electroscope has been charged with a negative charge. An object with an unknown charge is brought close to the The leaves of the electroscope come closer together. Does the object have a positive or a negative charge?

Q: Three charged marbles are placed along a meterstick. The first marble has a charge of 4 x 10-4 C and…

A: The force between the two charges is given by  F = k q q'r2

Q: If an object picks up a positive charge which of the following scenarios is most likely:     The…

A: Answer A proton is a positively charged particle and a electron is a negatively charged particle.

Q: Ball #1 and Ball #2 are both the same size. Ball #1 has a charge of +6 e (e is the fundamental…

A: Given, electron of ball #1 = +6 e Electron of ball #2 = nuteral electric potential of ball #1 is…

Q: a seamstress has 4 beads bead 1 has a positive charge of +Q and has x and y coordinates of (-2a,0)…

A: Given that: Three charges of +Q is located at (-2a,0), (0,1), and (2a,0) Another charge -Q is…

Q: Two small charged objects repel each other with a force F when separated by a distance d. If the…

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Q: What is the Voltage needed to have 10 amps of current pass through a 4 ohm resistor?

A: Required : Voltage required.

Q: If object A is charged negatively and placed near

A: Concept - neutral charge never response for any charge particle . So object B remain same position .…

Q: The electrostatic force between two charges q1 and q2 separated by a distance r is F. If the charges…

A: Given,  Charges = q1 and q2 . Sperated by distance = r Force =F We need to calculate,  If charges…

Q: Electrons have a charge of q = -1.602 × 10-19 C. A student observes that a Styrofoam cup has a total…

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Q: What happens when an atom loses an electron? O It becomes negatively charged. O It becomes…

A: Option b is the right answer  It becomes positively charge

Q: force between the charges?

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Q: Shown in the figure below is a device used to detect charge placed on a pair of small balls. Each…

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Q: Can a body have a charge of 4-8 x 10-20 coulomb ? Ans. No.

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Q: wo charges, q1 and q2 are separated by a distance r. If the distance between the charges will be…

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Q: There is a single electron at a distance from a positive point charge. On which of the following…

A: The force between two charges can be found using the formula: F=kq1q2r2 k is a constant.

Q: What charge is your hair after you comb it with an ebonite comb? Explain why this happens.

A: I am sure you are familiar with basic principles of static electricity. The most important idea is…

Q: after rubbing a balloon on a wool sweater, what do you think happened to make the balloon negatively…

A: This question asks about the phenomenon of a balloon acquiring a negative charge when rubbed against…

Q: Two point charges exert a 7.50 N force on each other. What will the force become if the distance…

A: Two point charges exert a coulombic force on each other.  Fc = (K q1 q2)/r2  Where q1 and q2 are two…

Q: al charges, each Q, are separated by some distance. What third charge would p the two charges so…

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Q: start a car engine, the car battery moves 3.6 × 1021 electrons through the starter motor. -How many…

A: Given  number of electron moves n = 3.6 × 1021  we know that  charge on electron e = 1.6 × 10-19 C

Q: metal rod carrying a negative charge is touched to a neutral metal sphere. Which is true about their…

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Q: Two charges are separated by a distance d. If one the charges is doubled while the other is tripled,…

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Q: What kind of charging occurs when you slide your body across a plastic surface?

A: When body is rubbed against the plastic surface, frictional force is produced. Due to this friction,…

Q: Identify the following statements as either TRUE or FALSE     Both conductors and insulators can…

A: Here, we will check each statement one by one -  Stetement1 - This statement is true, because both…

Q: Given two charges, pick the one answer that is false.     If charge "A" is attracted to "B", then…

A: Electrostatic charges influence one another in space. From the laws of electrostatics, Positive…

Q: Particles 1 and 4 are negative charges. Particles 2 and 3 are positive charges. Particles 2 and 3…

A: Michael Faraday introduced the concept of lines of force in order to visualize an electric field. An…