C = 2*3 /2+3 =1.2µF
E = ½ *1.2 *2-6*22 = 5.4 * 2-6 J
sharon kalunda answered the question on April 24, 2019 at 08:23
-
The figure below shows two capacitors connected to a 12V supply
(Solved)
The figure below shows two capacitors connected to a 12V supply
Determine: a) the effective capacitance of the circuit
b) Charge on each capacitor
c) Energy stored in the combination
Date posted:
April 24, 2019
.
Answers (1)
-
Explain how you can determine the combined capacitance of Capacitors arranged in parallel.
(Solved)
Explain how you can determine the combined capacitance of Capacitors arranged in parallel.
Date posted:
April 24, 2019
.
Answers (1)
-
Explain how you can experimentally investigate the factors affecting capacitance
(Solved)
Explain how you can experimentally investigate the factors affecting capacitance
Date posted:
April 24, 2019
.
Answers (1)
-
Describe an experiment to show how a capacitor is discharged.
(Solved)
Describe an experiment to show how a capacitor is discharged.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe an experiment to show how a capacitor can be charged.
(Solved)
Describe an experiment to show how a capacitor can be charged.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe how charges are distributed on different surface a conductor.
(Solved)
Describe how charges are distributed on different surface a conductor.
Date posted:
April 24, 2019
.
Answers (1)
-
Explain how you can determine the velocity ratio of a Pulley belt.
(Solved)
Explain how you can determine the velocity ratio of a Pulley belt.
Date posted:
April 24, 2019
.
Answers (1)
-
Derive the formula for the velocity ratio of a wheel and axle.
(Solved)
Derive the formula for the velocity ratio of a wheel and axle.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe how you can determine the velocity ratio of an Hydraulic machine.
(Solved)
Describe how you can determine the velocity ratio of an Hydraulic machine.
Date posted:
April 24, 2019
.
Answers (1)
-
Derive a formula to calculate the velocity ratio of gears.
(Solved)
Derive a formula to calculate the velocity ratio of gears.
Date posted:
April 24, 2019
.
Answers (1)
-
Derive the formula of calculating the velocity ratio using inclined planes.
(Solved)
Derive the formula of calculating the velocity ratio using inclined planes.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe an experiment to show viscosity in fluids.
(Solved)
Describe an experiment to show viscosity in fluids.
Date posted:
April 24, 2019
.
Answers (1)
-
Highlight three practical examples where the Newton’s first law of motion is applied.
(Solved)
Highlight three practical examples where the Newton’s first law of motion is applied.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe an experiment to determine acceleration due to gravity.
(Solved)
Describe an experiment to determine acceleration due to gravity.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe horizontal projection.
(Solved)
Describe horizontal projection.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe vertical projection.
(Solved)
Describe vertical projection.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe free fall.
(Solved)
Describe free fall.
Date posted:
April 24, 2019
.
Answers (1)
-
Describe the following Velocity-time graphs:
(Solved)
Describe the following Velocity-time graphs:
Date posted:
April 24, 2019
.
Answers (1)
-
Explain the dangers of static charges
(Solved)
Explain the dangers of static charges
Date posted:
April 23, 2019
.
Answers (1)
-
In the figure below x=30cm, y=6cm, effort E=60N, A1=4cm2 and A2=12cm2.
(Solved)
In the figure below x=30cm, y=6cm, effort E=60N, A1=4cm2 and A2=12cm2.
Calculate:
a) The force F exerted on the liquid at A1.
b) The velocity ratio of the system.
c) The maximum load that can be raised by the system.
Date posted:
April 23, 2019
.
Answers (1)