**Question** | **Subject** | **Category** |

While constructing roads,the covers over the drainage are of what shape ? | Engineering | Engineering Aptitude Test |

The average of 7 consecutive numbers is 20.The largest of these numbers is | Engineering | Engineering Aptitude Test |

The average of a non-zero number and its square is 5times the number.The number is | Engineering | Engineering Aptitude Test |

A root of equation x^4-3x+1=0needs to be found using the Newton-Raphson method.If the initial geuss,x0,is taken as 0,then the new estimate,x1 after the first iteration is | Engineering | Engineering Aptitude Test |

Who invented the first Industrial Robot ? | Engineering | Engineering Aptitude Test |

In a class-A amplifier, the current in the output circuit flows for: | Engineering | Engineering Aptitude Test |

What does PCB stands for ? | Engineering | Engineering Aptitude Test |

Which component is use in making glass electrodes in LCD ? | Engineering | Engineering Aptitude Test |

The voltage gain of voltage follower is | Engineering | Engineering Aptitude Test |

The feedback path in an op-amp integrator consist of | Engineering | Engineering Aptitude Test |

High order active filters are used for | Engineering | Engineering Aptitude Test |

Feedback path in an op-amp differentiator consist of | Engineering | Engineering Aptitude Test |

The Op-Amp camparator circuit uses | Engineering | Engineering Aptitude Test |

The purpose of the capacitor | Engineering | Engineering Aptitude Test |

Energy gap at the 300K (in eV) of the Germanium. | Engineering | Engineering Aptitude Test |

Energy gap at 300K(eV) of silicon | Engineering | Engineering Aptitude Test |

Forbidden gap for the Germanium is | Engineering | Engineering Aptitude Test |

The most commonly used semiconductor is manufacturing of electronioc devices is | Engineering | Engineering Aptitude Test |

The bonding forces in compound semiconductors such as GaAs arise from | Engineering | Engineering Aptitude Test |

Energy gap at 0K (in eV) of the Germanium | Engineering | Engineering Aptitude Test |

Energy gap at 0K (in eV) of the Silicon | Engineering | Engineering Aptitude Test |

Atomic weight of the Germanium | Engineering | Engineering Aptitude Test |

Atomic number of the Germanium | Engineering | Engineering Aptitude Test |

Atomic weight of the Silicon | Engineering | Engineering Aptitude Test |

Atomic number of the Silicon | Engineering | Engineering Aptitude Test |

As oscilloscope shows 10cycles of a sinusoidal wave occuring in 1millisecond. What is the time period? | Engineering | Engineering Aptitude Test |

According to Kirchhoff's voltage law , the algebraic sum of all I.R. drops and e.m.f.'s in a closed path is | Engineering | Engineering Aptitude Test |

Find the equivalent resistance of the branched circuit , if R1=R2=10K ohm | Engineering | Engineering Aptitude Test |

Which of the follwoing has high internal resistance ? | Engineering | Engineering Aptitude Test |

A d.c. current source has a short circuit current of 2mA and an open circuit voltage of 50V. The internal resistance is | Engineering | Engineering Aptitude Test |

A d.c. source has an output of 10V in an open-circuit , which drops to 5V with a load current of 50mA and an RL of 1000 ohm. The internal resistance of the source is equal to | Engineering | Engineering Aptitude Test |

Constant voltage source has | Engineering | Engineering Aptitude Test |

Thirty zinc-carbon dry cells, each of 1.5V, are connected in series. The total output voltage is | Engineering | Engineering Aptitude Test |

How much RL reduces the load voltage to one-half the open-circuit (or no load) voltage? | Engineering | Engineering Aptitude Test |

The output voltage of a battery drops from 90A at zero load to 60V with a load current 60mA.
How much is the RL for this load current? | Engineering | Engineering Aptitude Test |

The output voltage of a battery drops from 90V at zero load to 60V with a load current 50mA.
How much is the internal resistance of the battery? | Engineering | Engineering Aptitude Test |

A 6V lead acid battery has an internal resistance of 0.1 ohm . How much current will flow , if battery has a short circuit? | Engineering | Engineering Aptitude Test |

Which of the flowing device can be used to isolate the control circuit from the load | Engineering | Engineering Aptitude Test |

The circuit breaker is a control device, which disconnects the circuit from the mains supply, if the load current flows | Engineering | Engineering Aptitude Test |

The fuse wire is made of | Engineering | Engineering Aptitude Test |

Determine the power rating of a microwave oven, if it has a resistance of 36 ohm. The oven is attached to a 230V power line. | Engineering | Engineering Aptitude Test |

A television has a 230V input and an average power rating of 180W. What is the televisions average input current. | Engineering | Engineering Aptitude Test |

CAlculate the energy used (in kwh) to run twelve 180w light bulbs from ten hours | Engineering | Engineering Aptitude Test |

How much current flows through the flament of the 36 watt soldering iron connected to a 230 volts power line | Engineering | Engineering Aptitude Test |

A toaster takes 5A from the 230watt power line . How much power is consumed by the toaster. | Engineering | Engineering Aptitude Test |

Derermine the rate at which an electrial water heater can convert the electrical energy into heat energy, if 65 KJ of the heat is produced in 40 seconds. | Engineering | Engineering Aptitude Test |

A certain soldering iron has a resistance of 600 ohm when operated from a 230 volt s power line . How much current does it take from teh power line? | Engineering | Engineering Aptitude Test |

In a semiconductor material , the energy gap is | Engineering | Engineering Aptitude Test |

Which of the following bond is formed by transferring electrons from one atom to another? | Engineering | Engineering Aptitude Test |

The atomic number of boron is | Engineering | Engineering Aptitude Test |