Electrical Engineering Mcqs

Which of the following quantities consists of SI unit as WATT ?

• (A)  Force
• (B)  Charge
• (C)  Current
• (D)  Power(more…)

Answer

Submitted By :Ali Uppal

Which of the following has no units?

• (A)  Permeability
• (B)  Moment of a magnet
• (C)  Magnetic susceptibility
• (D)  Permittivity(more…)

Answer

Submitted By :Ali Uppal

Which quantity consists of a unit 1KWh ?

• (A)  Energy
• (B)  Time
• (C)  Power
• (D)  Charge(more…)

Answer

Submitted By :Ali Uppal

Which quantity should be measured by the voltmeter ?

• (A)  Current
• (B)  Voltage
• (C)  Power
• (D)  Speed(more…)

Answer

Submitted By :Ali Uppal

Internal resistance of ideal voltage source is ?

• (A)  zero
• (B)  infinite
• (C)  finite
• (D)  100 ohms(more…)

Answer

Submitted By :Ali Uppal

Capacitor does not allow the sudden change of ?

• (A)  current
• (B)  voltage
• (C)  power
• (D)  None of the above(more…)

Answer

Submitted By :Ali Uppal

Inductor does not allow the sudden change of

• (A)  current
• (B)  voltage
• (C)  power
• (D)  None of the above(more…)

Answer

Submitted By :Ali Uppal

Power dissipation in ideal inductor is

• (A)  Maximum
• (B)  Minimum
• (C)  Zero
• (D)  A finite value(more…)

Answer

Submitted By :Ali Uppal

Which of the following are the passive elements?

• (A)  Resistor
• (B)  Bulb
• (C)  Both
• (D)  None of thes
• (E)  (more…)

Answer

Submitted By :Ali Uppal

An SCR is considered to be a semi controlled device because_______?

• (A)  it can be turned OFF but not ON with a gate pulse.
• (B)  it conducts only during one half cycle of an alternating current wave.
• (C)  it can be turned ON but not OFF with a gate pulse.
• (D)  it can be turned ON only during one half cycle of an AC.

Answer

Submitted By :Ali Uppal