Top Physics MCQs
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
- Short-circuit the output.
- Measure the total resistance of the circuit.
- Remove the load resistor and calculate the resistance seen from its terminals.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- To eliminate the need for transmission line
- To replace traditional circuit breakers
- To enhance the controllability and stability
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- Eliminate harmonics from the power system
- Improve power factor by compensating for inductive reactance
- Increase the voltage level at the receiving end
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- They are less expensive to install than AC systems.
- They eliminate the need for transformers.
- They reduce transmission losses and improve efficiency.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- It operates independently of the fault type.
- It responds only to overcurrent conditions.
- It determines fault location based on impedance measurement.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- To act as a coolant and transfer heat to the turbine
- To absorb excess neutrons and prevent overheating
- To slow down fast neutrons and sustain the chain reaction
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- The system can be controlled using a single input.
- All state variables can be reconstructed from output measurements.
- The system remains stable for all input conditions.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- Manual control of power distribution
- Centralized power generation
- Advanced energy storage and real-time demand response
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- It does not require external power.
- It lacks a rotating magnetic field.
- It cannot operate at high speeds.
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
- The applied DC voltage
- The presence of permanent magnets in the rotor
- The interaction between the motor’s rotating magnetic field and rotor currents
- None of these