What is the value of capacitance that must be connected in parallel with 50 pF condenser to make an equivalent capacitance of 150 pF ?

Q. What is the value of capacitance that must be connected in parallel with 50 pF condenser to make an equivalent capacitance of 150 pF ?

1. 50 pF
2. 100 pF
3. 150 pF
4. 200 pF

Answer: 100 pF