CO QAH + MELC LW
LEARNING WORKSHEET No. 4
in GENERAL PHYSICS 2
Course Outline & Quality Assured Handouts
paired with MELC- Based Learning Worksheet
Name: _________________________________
Grade & Section: _________________________
Teacher: _______________________________
Date Submitted: __________________________
MELC:
Determine the total charge, the charge on, and the potential difference across each capacitor in the network
given the capacitors connected in series/parallel. (STEM_GP12EM-IIId-25)
Lesson 1: Calculating Total Charge, Charge and Potential Difference in Series/Parallel Connection.
Semester: 2
Worksheet No. 1
Week No. 4
Title: Series and Parallel Connection
Day: 1 - 4
Day: 1
Directions: Solve the following problem of different combination of Capacitors.
1. Find the equivalent capacitance of a 12 μF capacitor and a 30 μF capacitor that are connected in
series. The combination is connected to a power source of 40 V.
2. Find the charge across each capacitor of a 12 μF capacitor and a 30 μF capacitor that are connected
in Parallel. The combination is connected to a power source of 40 V.
3. Find the potential difference across each capacitor of a 12 μF capacitor and a 30 μF capacitor that are
connected in series. The combination is connected to a power source of 40 V.
MELC:
2.) Determine the potential energy stored inside the capacitor given the geometry and the potentiall
difference across the capacitor. (STEM_GP12EM-IIId-26)
Lesson 2: Calculating Potential Energy Stored Inside the Capacitor
Worksheet No. 2
Title: Energy Stored on Capacitor
Day: 2
Directions: Solve the following problems.
1. What is the energy stored in the 8.0 μF capacitor of a Heart Defilrillator charged to 1.0 x 104 V?
2. A capacitor has a charge of 2.5 C when connected to a 6.0 V battery. How much energy is stored in this
capacitor?
3. A 165 μF capacitor is used in conjunction with a dc motor. How much energy is stored in it when 119 V
is applied?
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MELC:
3.) Describe the effects of inserting dielectric materials on the capacitance, charge, and electric field of a
capacitor. (STEM_GP12EM-IIId-29)
Lesson 3: Effects on Dielectric Materials on the Capacitance
Worksheet No. 3
Title: Dielectric Materials on Capacitance
Day: 3
A. Directions: Solve the following problems.
1. A capacitor with air between its plates is connected to 60 V source and then disconnected. The space
between the plates of the charged capacitor is filled with glass (k = 6). What is potential difference across
the capacitor now?
2. A parallel plate capacitor is filled (air) with an insulating material with a dielectric constant of 2.2. The
distance between the plates of the capacitor is 0.0003 m. Find the plate area if the new capacitance
(after the insertion of dielectric) is 3.4 μF.
3. A 3.4 μF capacitor with air between its plates is connected to source and then disconnected. The
space between the plates of the charged capacitor is filled with mica (k = 2.2). What is the capacitance
across the capacitor now?
Prepared by: ENGR. WILLIAM M. SERVO, MEPF
ONHS
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Answer Key:
Lesson 1
1. CT = 8.57 μF
2. Q1 = 4.8 x 10-4 C ;
Q2 = 1.2 x 10-4 C
3. V1 = 28.6 V, V2 = 11.4 V
Lesson 2
1. 4.0 x 102 J
2. 7.5 J
3. 1.17 J
Lesson 3
1. Vn = 10 V
2. A = 52.38 m2
3. Cn = 7.48 μF
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