Problem 22.67 An electric field E =100,000 ^N/C causes the 5.0 gpoint charge in

Question

Problem 22.67

An electric field E =100,000^N/C causes the 5.0 gpoint charge in the figure (Figure 1) to hang at a 20angle.

Part A

What is the charge on the ball?

Express your answer to two significant figures and include the appropriate units.

SubmitMy AnswersGive Up

Provide FeedbackContinue

Figure 1 of 1

Problem 22.67

An electric field E =100,000^N/C causes the 5.0 gpoint charge in the figure (Figure 1) to hang at a 20angle.

Part A

What is the charge on the ball?

Express your answer to two significant figures and include the appropriate units.

SubmitMy AnswersGive Up

Provide FeedbackContinue

Figure 1 of 1

Explanation / Answer

F= qE= T sin 20 ( where T is the tension in wire)

Tcos20 = mg

T = (5x 10^-3)(9.8)/ cos20 = 0.0521 N

10^5 (q) = 0.0521 sin 20

q= 1.78x10^ -7 C apprx

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.