NTDC Assistant Lineman ALM Past Paper 10 10 2021 MCQs

NTDC Assistant Lineman ALM Past Paper 10 10 2021 MCQs for preparation. ( IBA KPPSC CSS )

___ is the unit of measurement for the potential difference that cause a current to flow through a conductor

  1. Ampere
  2. Volt
  3. Ohm
  4. Watt

Which of the following is a type of transistor ?

  1. DET
  2. FAJET
  3. TRICAT
  4. BJT

Light emitting diode is a ___ semiconductor device .

  1. 3 lead
  2. 4 lead
  3. 7 lead
  4. 2 lead

__ are light sensitive variable resistors

  1. Potential resistors
  2. Base resistors
  3. Terminal resistors
  4. Photo resistors

Which one of the following is not a factor affecting the resistance of a material ?

  1. Temperature
  2. Cross sectional area
  3. Type of material
  4. Pressure exerted by material on smooth surface

Which one of the following is unit of frequency ?

  1. Hertz
  2. Meter
  3. Cycles
  4. Joules

Never connect ohm meter on ___ circuits .

  1. Open
  2. short
  3. Live
  4. Inductive

The minimum voltage which can flow current in the human body is :

  1. 40 to 50 volts
  2. 50 to 60 volts
  3. 60 to 70 volts
  4. 70 to 80 volts

The minimum current which can get human in comma is :

  1. 10 micro ampere
  2. 2 milli ampere
  3. 10 milli ampere
  4. 100 milli ampere

The average resistance of human body is :

  1. 1 k
  2. 1.5 k
  3. 2 k
  4. 5 k

In electrical cables AWG stands for ___ .

  1. American wire gauge
  2. American wide gears
  3. American wires group
  4. Anti wind gird

For high current flow in electrical circuits one needs

  1. Good conductor
  2. Copper
  3. Silver
  4. Thick conductors

For the protection of electrical appliances fuses are widely used, the value of fuse is in :

  1. Amperes
  2. watts
  3. Volts
  4. Ohms

The value of fuse current is chosen :

  1. Less than the affordable current of the load
  2. Greater than the load current
  3. Equal to the load current
  4. None of the above

A residual current device is widely used in electrical circuits :

  1. for leakage current detection
  2. For circuit breaker
  3. For voltage regulation
  4. For shock safety

In the electrical companies there must be fire safety to avoid danger, commonly used equipment is :

  1. Fire extinguisher
  2. Water tank
  3. Mud/ soil
  4. Air blower

In case of electrical shock, what kind of first aid should be provided to the person :

  1. Providing Oxygen
  2. Providing water
  3. Dig in earth
  4. Anti shock strip

What is the unit of measurement of Inductance ?

  1. Light
  2. Tesla
  3. Henry
  4. Watt

The process of changing alternating current to direct current is called as ____ .

  1. resillence
  2. simplification
  3. Rectification
  4. Resonance

___ consist of two conductors separated by non conductive region .

  1. Thermostat
  2. Electronic valve
  3. Thermal valve
  4. Capacitor

Practical resistors also have some inductance and ___ which effect the relation between voltage and current in alternating current circuits.

  1. Zero capacitance
  2. Insulation
  3. Zero tolerance
  4. Capacitance

The behavior of an ideal resister is dictated by the relationship specified by ___ .

  1. Sync Theorem
  2. Bernoulli’s equation
  3. Faraday’s law
  4. Ohm’s law

___ may be used to reduce current flow, and, at the same time, may act to lower voltage levels within circuits.

  1. Diodes
  2. Resistors
  3. transistors
  4. Transformers

Which one of the following material is a conductor ?

  1. Silver
  2. Rubber
  3. Glass
  4. Teflon

A body rolling freely on the surface of earth eventually comes to rest because

  1. It has mass
  2. It suffers fraction
  3. It has inertia of rest
  4. It has a momentum

A moter operates from a 120-volt electrical source and use four amperes of current. What is the power generated by the motor?

  1. 30 W
  2. 120 W
  3. 48 W
  4. 480 W

The study of motion of body is called :

  1. Mechanics
  2. Heat
  3. Light
  4. Sound

The value of ‘g’ outside the earth is :

  1. zero
  2. 0.1 m /s2
  3. 9.8 m/s2
  4. None of these

The acceleration of body due to the constant velocity is :

  1. Positive
  2. Zero
  3. Negative
  4. None of these

Materials that block flow of electrons are called

  1. Conductors
  2. Sami conductors
  3. Insolaters
  4. Super conductors

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