The effects of EMI can be reduced by____________?

Related Mcqs:

1. The effects of EMI can be reduced by_____________?

   A. Suppressing emissions
   B. Reducing the efficiency of the coupling path
   C. Reducing the susceptibility of the receptor
   D. All of these

2. Thermal voltage VT can be given by____________?

   A. Kq/T
   B. KT/q
   C. qT/K
   D. (K2/q)(T + 1/T – 1)

3. The power demand can be estimated approximately by____________?

   A. Load survey method
   B. Mathematical method
   C. Statistical method
   D. Economic parameters

4. Harmonics in 3 phase inverters can be reduced by using___________?

   A. Passive filter
   B. Active filter
   C. Both passive and active filters
   D. None of these

5. Thyristor can be protected from over voltages by using____________?

   A. voltage clamping device.
   B. fuse.
   C. heat sink.
   D. snubber circuit.

6. IGBT combines the advantages of_____________?

   A. BJTs and SITs
   B. BJTs and MOSFETs
   C. SITs and MOSFETs
   D. None of these

7. Anode current in an SCR consists of____________?

   A. holes only
   B. electrons only
   C. either electron or holes
   D. Both electron and holes

8. In a load commutated DC – DC chopper, the capacitor has a_____________?

   A. Symmetric triangular voltage across itself
   B. Symmetric rectangular voltage across itself
   C. Symmetric trapezoidal voltage across itself
   D. Symmetric sinusoidal voltage across itself

9. Any electrical signal present in a circuit other than the desired signal is known as______________?

   A. Noise
   B. Distortion
   C. Interference
   D. All of these

10. Silicon controlled rectifier can be turned on____________?

    A. By applying a gate pulse and turned off only when current becomes zero
    B. And turned off by applying gate pulse
    C. By applying a gate pulse and turned off by removing the gate pulse
    D. By making current non zero and turned off by making current zero