Question & Answers
Calculate the electric unit consumed, c in a month . If 1 unit costs Rs. 7.
In a house of colony, there are 40 W of 12 tube lights that operate every 4 hrs daily, 40 W of 3 television work 4 hrs daily , 750 W of 2 electric irons work 2 hrs in a week and 100 W of 2 bulbs lights 2 hrs daily. Calculate the electric unit consumed in a month. If 1 unit costs Rs. 7 then what will be the total cost to be paid to corporation.
Calculate the power consumed by all device in one month and cost of electricity.
In a house 10 electric bulbs of watt power of each glow 3 hours of daily . 5 fans of power 20 watt each run 6 hours daily, an electric heater of power 1000 watt runs 2 hours in alternate days and an iron of power 750 watt runs in every week. Calculate the total power consumed by all device in one month. If cost per unit power consumption is Rs 10 then find the total cost of electricity. given 4 weeks = 1 month.
An instrument is marked 3 A and 210 A. Find out the power of that instrument in horse power.
An instrument is marked 3 A and 210 A. Find out the power of that instrument in horse power.
Which one of the following converts kinetic energy into electrical energy.
Which one of the following converts kinetic energy into electrical energy.
Write the difference between electricity produced by dynamo and electricity produced by battery.
Write the difference between electricity produced by dynamo and electricity produced by battery.
Where do we use charger ? or Write the area of application of charger.
Where do we use charger ? or Write the area of application of charger.
Why is there no flow of current when battery is fully charged?
Why is there no flow of current when battery is fully charged.
How do battery recharge. or Explain the process of charging a battery.
How do battery recharge. or Explain the process of charging a battery.
What is charger? or Explain role of charger in electrical appliances.
What is charger? or Explain role of charger in electrical appliances.
How does inverter work? or Explain mechanism of inverter .
How does inverter work? or Explain the mechanism on which an inverter works.
- 1
- 2
Popular Tags: 7 Days
Upcoming MCQs
Computer Fundamental Multiple Choice Questions Exam Free
- 2022-03-20 12:45
- 60 Mins
- 12 Enrolled
- 25 Full Marks
- 10 Pass Makrs
- 25 Questions
