Two Equal Positive Charges Are Separated by D

question 64

Multiple Choice

Two equal positive charges are separated by d.Then one of the charges is replaced by a negative charge of the same magnitude.Take the potential at infinity to be zero.In which situation is the potential higher midway between the charges;is this value of potential zero?

• A) the first situation;yes
• B) the first situation;no
• C) the second situation;yes
• D) the second situation;no

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Definitions:

Forward Market

A marketplace for financial contracts that are agreed upon now but settled at a future date.

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An amount paid in addition to a standard price, or the amount above the nominal or face value of a financial instrument.

Discount

A reduction in the price of goods, services, or financial instruments, often used as a marketing strategy or to encourage early payment.

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A theory stating that differences in nominal interest rates between two countries are directly proportional to changes in the exchange rate over the same period.