Q.1
Which of the following type of circuits in electrical engineering cannot be analyzed using Ohm’s law?
  • a) Unilateral
  • b) Bilateral
  • c) Linear
  • d) Conductors
Q.2
What does positive power in an electrical element indicate?
  • a) Element is absorbing power
  • b) Element is supplying power
  • c) Element may absorb or supply power
  • d) Element is neither absorbing nor supplying power
Q.3
How does induce emf in DC motor react to supply voltage?
  • a) It will aid the supply voltage
  • b) It will be double the supply voltage
  • c) It will oppose the supply voltage
  • d) It will be half of the supply voltage
Q.4
Which of the following elements of electrical engineering cannot be analyzed using Ohm’s law?
  • a) Capacitors
  • b) Inductors
  • c) Transistors
  • d) Resistance
Q.5
What is constant for a charged spherical shell according to basic electrical energy?
  • a) Electrical potential outside the spherical shell
  • b) Electrical potential inside the spherical shell
  • c) Electrical field outside the spherical shell
  • d) Electrical field inside the spherical shell
Q.6
Where does electro-static shielding occur in a charged spherical shell?
  • a) When electrical potential outside spherical shell is zero
  • b) When electrical potential inside the spherical shell is zero
  • c) When electrical field outside the spherical shell
  • d) Electrical field inside the spherical shell
Q.7
Which of the following is a correct representation of peak value in an AC Circuit?
  • a) RMS value/Peak factor
  • b) RMS value*Form factor
  • c) RMS value/Form factor
  • d) RMS value*Peak factor
Q.8
Which of the following according to fundaments of electrical energy is correct about alternating current?
  • a) Frequency is zero
  • b) Magnitude changes with time
  • c) Can be transported to larger distances with less loss in power
  • d) Flows in both directions
Q.9
How many cycles will an AC signal make in 2 seconds if its frequency isHz?
  • a) 50
  • b) 100
  • c) 150
  • d) 200
Q.10
What will be the direction of the drift velocity of electrons change with respect to the electric field?
  • a) same as that of electric field
  • b) opposite to that of electric field
  • c) perpendicular to that of the electric field in a positive direction
  • d) perpendicular to that of the electric field in a negative direction
Q.11
What will be the current density of metal if a current ofis passed through a cross-sectional area of 0.5m2?
  • a) 7.5 A/m2
  • b) 15 A/m2
  • c) 60 A/m2
  • d) 120 A/m2
Q.12
Which of the following is correct about the power consumed by R1 and R2 connected in series if the value of R1 is greater than R2?
  • a) R1 will consume more power
  • b) R2 will consume more power
  • c) R1 and R2 will consume the same power
  • d) The relationship between the power consumed cannot be established
Q.13
What is zero for a charged spherical shell?
  • a) Electrical potential outside the spherical shell
  • b) Electrical potential inside the spherical shell
  • c) Electrical field outside the spherical shell
  • d) Electrical field inside the spherical shell
Q.14
What kind of quantity is an Electric potential?
  • a) Vector quantity
  • b) Tensor quantity
  • c) Scalar quantity
  • d) Dimensionless quantity
Q.15
What do crowded lines of force indicate?
  • a) Strong electric field
  • b) Weak electric field
  • c) Strong electric potential
  • d) Weak electric potential
Q.16
What is the direction of the electric field at a point?
  • a) Along the line perpendicular to the electric field
  • b) Along the line tangent to the electric field
  • c) Electric field has no direction
  • d) Electric field has a random direction
Q.17
What is the magnitude of mutually induced emf, E2 in a transformer?
  • a) directly proportional to rate of change of flux and number of secondary turns
  • b) inversely proportional to rate of change of flux and number of secondary turns
  • c) proportional to rate of change of flux and inversely proportional to number of secondary turns
  • d) inversely proportional to the rate of change of flux and proportional to number of secondary turns
Q.18
Which of the following will happen in a transformer when the number of secondary turns is less than the number of primary turns?
  • a) The voltage gets stepped up
  • c) The power gets stepped up
  • d) The power gets stepped down
Q.19
What is the number of primary turns in a 200/V transformer if the emf per turn is 10V?
  • a) 5
  • b) 10
  • c) 20
  • d) 40
Q.20
Which of the following is a correct representation of average value in an AC Circuit?
  • a) RMS value/Form factor
  • b) RMS value*Form factor
  • c) RMS value/Peak factor
  • d) RMS value*Peak factor
0 h : 0 m : 1 s