To repair a 680 microfarad capacitor, buy a new one and install it in place of the old one. It is unrealistic to attempt repair of a capacitor.
On the list that you posted with the question, there are no items that designate a 7 microfarad capacitor.
It should work okay as long as voltage rating is equal to or greater than the capacitor you are replacing.
No, the value is far too small. If it is the capacitor used for the timing, the time/s will be reduced to one tenth of the deisred value.
The unit of capacitor is farad. 1 farad =10 to the power of 6 microfarad and also = 10 to the power of 12 picofarad Therfore if you are replacing one picofarad capcitor into one microfarad capacitor you are increasing the capcitance to 1000000 times. If it is in an oscillator circuit you are changing the frequency drastically which will be of no use.
The same as the time constant of a 2.7 microfarad capacitor and a 33 ohm resistor connected in series.
I imagine 2200 is the value and usual is in microfarad a one farad will be a huge capacitor to be used in electronics.
A 3.5 microfarad capacitor is often used in ceiling fans instead of a 2.5 microfarad capacitor to provide better starting torque and overall efficiency. The higher capacitance helps to improve the phase difference between current and voltage, resulting in smoother operation and improved performance. Additionally, a 3.5 microfarad capacitor can help reduce noise and vibrations, enhancing the fan's longevity and user experience.
It's the same formula as resistors in parallel: C = C1xC2/(C1+C2) C= 20 x 50 / 70 = 14.3 uF.
What kind of question is this? If I have a button cell, then a 15000 microfarad 16v capacitor will obviously be heavier, and a 1 microfarad 50v capacitor will weigh less than an AA battery, which will be lighter than a high voltage supercapacitor.
A: Typically you can expect 10 to 20 % variation in value
100 microfarad
The wattage of a capacitor, such as a 500k microfarad capacitor, cannot be determined solely from its capacitance value. Wattage is a measure of power, which depends on both voltage and the current flowing through the capacitor. To calculate the power (in watts), you would need to know the voltage across the capacitor and the frequency of the AC signal if applicable, as well as factors like the capacitor's equivalent series resistance (ESR).