• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Energy and Power

Energy and Power
A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is

85.7%
8.57%
42.85%
4.28%

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
If you used 600 W of power for 60 h, you have used

3.6 kWh
36 kWh
1 kWh
10 kWh

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
At the end of a 14 day period, your utility bill shows that you have used 18 kWh. What is your average daily power?

535 kWh
12.85 kWh
252 kWh
1.286 kWh

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
A half-watt is equal to how many milliwatts?

5 mW
500 mW
5,000 mW
50 mW

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
In 40 kW, there are

0.4 mW
400 W
40,000 W
5,000 W

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
A certain appliance uses 350 W. If it is allowed to run continuously for 24 days, how many kilowatt-hours of energy does it consume?

201.6 kWh
2.01 kWh
20.16 kWh
8.4 kWh

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Energy and Power

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑