11.◆-2 points SerCP11 16.2·P021.My Notes Ask Your TeacherA tiny sphere of mass 7.20 mg and charge-2.80 nC is initially at a distance of 1.64 μm from a fixed charge of +8.45 nC.(a) If the 7.20-mg sphere is released from rest, find its kinetic energy when it is 0.500 μm from the fixed charge(b) If the 7.20-mg sphere is released from rest, find its speed when it is 0.500 μm from the fixed charge.m/sNeed Help? ReadItSubmit Answer Save ProgressPractice Another Version

Question
Asked Feb 14, 2019
6 views
11.
◆-2 points SerCP11 16.2·P021.
My Notes Ask Your Teacher
A tiny sphere of mass 7.20 mg and charge-2.80 nC is initially at a distance of 1.64 μm from a fixed charge of +8.45 nC.
(a) If the 7.20-mg sphere is released from rest, find its kinetic energy when it is 0.500 μm from the fixed charge
(b) If the 7.20-mg sphere is released from rest, find its speed when it is 0.500 μm from the fixed charge.
m/s
Need Help? ReadIt
Submit Answer Save Progress
Practice Another Version
help_outline

Image Transcriptionclose

11. ◆-2 points SerCP11 16.2·P021. My Notes Ask Your Teacher A tiny sphere of mass 7.20 mg and charge-2.80 nC is initially at a distance of 1.64 μm from a fixed charge of +8.45 nC. (a) If the 7.20-mg sphere is released from rest, find its kinetic energy when it is 0.500 μm from the fixed charge (b) If the 7.20-mg sphere is released from rest, find its speed when it is 0.500 μm from the fixed charge. m/s Need Help? ReadIt Submit Answer Save Progress Practice Another Version

fullscreen
check_circle

Expert Answer

Step 1

(a)

Using conservation of energy, the kinetic energy is given by,

fullscreen
Step 2

(b)

Speed is obtai...

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Physics

Electric Charges and Fields

Related Physics Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: Two manned satellites approaching one another at a relative speed of 0.550 m/s intend to dock. The f...

A: Let m1 and m2 be the mass of first and second satellite respectively.Assuming the initial velocity o...

question_answer

Q: In the figure the capacitances are C1 = 1.2 µF and C2 = 4.4 µF, and both capacitors are charged to a...

A: When the capacitors are connected in parallel the total capacitance is the sum of the individual cap...

question_answer

Q: Chapter 28, Problem 055 Your answer is partially correct. Try again. Two concentric, circular wire l...

A: Given:Radius of inner loop, r1= 29.4 cm = 0.294 mRadius of outer loop, r2 = 50.3 cm = 0.503 mCurrent...

question_answer

Q: A circular coil has a 10.4 cm radius and consists of 23.0 closely wound turns of wire. An externally...

A: (a)The equation for the magnetic flux is given by,

question_answer

Q: A frictionless gas-filled cylinder is fitted with a movable piston. The block resting on the top of ...

A: Let V1 be the initial volume of the cylinder at temperature T1, as temperature change to T2 the volu...

question_answer

Q: EXERCISE HINTS: GETTING STARTED I I'M STUCK! A catapult launches a rock at a 33° angle with respect ...

A: In a projectile motion horizontal component of velocity will be always same since there is no any fo...

question_answer

Q: The moment of inertia of a uniform rod (about its center) is given by I = ML2/12. What is the kineti...

A: The expression for the kinetic energy,

question_answer

Q: A small block is attached to an ideal spring and is moving in SHM on a horizontal frictionless surfa...

A: a)The expression for the angular frequency,

question_answer

Q: A 600.00 N ballast is hung from the end of a wire of cross-sectional area 0.0000010 m^2. The wire st...

A: a)The stress on the wire is,