PHY301-Circuit Theory Quiz MCQS #Objective #Questions #Finalterm
1. To which of the winding of transformer alternating voltage is applied
- primary winding ✔
- secondary winding
- output voltage is 0 degree out of phase with input voltage
- output voltage is 180 degree out of phase with input voltage ✔
- output voltage is 360 degree out of phase with input voltage
- output voltage is same as input voltage
- 20:20
- 10:20
- 10:10
- 20:10 ✔
- V1V2=I1I2
- V2I2=V1I1 ✔
- V2I1=V1I2
- I2I1=V2V1
- 8 ohms
- 6ohms ✔
- 1.66 ohms
- none
- only free electrons
- only holes
- both free electrons and holes ✔
- nothing
- P-type semiconductor
- N-type semiconductor ✔
- Insulator
- photo-transistor
- 25v
- 2v ✔
- 0.5v
- 100
- intrinsic
- dopping ✔
- bonding
- excitation
- +ve polarity to N electrode and -ve polarity to P electrode
- +ve polarity to both N and P electrode
- +ve polarity to P electrode and -ve polarity to N electrode ✔
- -ve polarity to both N and P electrode