Schering Bridge

Post Test

Please attempt the following questions

1. Q1. Quality factor is given by which of the following expression?
   a. Q = 1/R
   b. Q = R
   c. Q = X⁄R
   d. Q = XR
   


2. Q2. Commercial Schering bridge can be used for the measurement of capacitances from _____________.
   a. 10pF to 0.1nF
   b. 100pF to 1μF
   c. 50nF to 10mF
   d. 25mF to 5F
   


3. Q3. A Schering bridge can be used for the __________.
   a. testing capacitors
   b. measuring currents
   c. measuring voltages
   d. protecting the circuit from temperature rises
   


4. Q4. The detector used in a high voltage Schering bridge is _________.
   a. tunable circuit
   b. e.m.f source
   c. headphone
   d. vibration galvanometer
   


5. Q5. How are the inter-capacitance errors minimized?
   a. by separating the plates of the capacitance
   b. by using earthing
   c. by reducing the area of cross section of the capacitors
   d. by increasing the distance between the capacitor plates