डायनेमो, जिसे बिजली उत्पादन हेतु कथित रूप से प्रयोग में लाते हैं, वह वास्तव में-
A dynamo, which is said to generate electricity, actually acts as:
Comprehensive collection of questions from General Science asked in recent state service examinations. Each question is verified with official answer keys and step-by-step bilingual solutions.
A dynamo, which is said to generate electricity, actually acts as:
The filament of an electric bulb is made of:
In a house, two bulbs are installed. One glows brighter than the other. Which of the following statements is correct?
The total resistance of a circuit with two parallel resistors is 1.403 kilo-ohm. If one resistor has a value of 2.0 kilo-ohm, what is the value of the other resistor?
Turbines and dynamos convert which energy into electrical energy?
When electrical energy is converted into motion:
A dynamo converts:
Electric motors often burn out when operated at low voltage because:
Faraday constant -
In a tunnel, five 100-watt bulbs are kept glowing continuously for 20 hours. Total electricity consumed will be:
The device that converts electrical energy into mechanical energy is:
A device based on electromagnetic induction is:
A 100-watt bulb is kept switched on for 4 hours. The units of electrical energy consumed will be:
If a 60-watt bulb is used for 5 hours daily, how many units of electricity will be consumed in 30 days?
Of two bulbs in a house, one glows brighter than the other. Which of the two has higher electrical resistance?
In an electric motor:
The electricity consumption bill is based on the measurement of: 1. Wattage 2. Voltage 3. Ohm 4. Ampere Choose your answer from the following codes:
If a 100-watt electric bulb glows for 10 hours, the electricity consumption will be:
The function of a dynamo is:
Which of the following metals is used as a filament in electric light bulbs?
In which configuration will two identical bulbs produce more total light? (1) When both are connected in series (2) When both are connected in parallel Select the correct answer using the code given below: Code:
Consider the following statements: An ordinary incandescent bulb has a relatively short life because: 1. The filament wire is not uniform. 2. The bulb cannot be completely evacuated. 3. The supporting wires of the filament melt at high temperature. Which of the statements given above are correct?
The value of 1 kilowatt-hour (kWh) is:
Nickel-Cadmium (Ni-Cd) battery is used in:
'Dynamo' is a device that converts: