• 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 75 load uses 2 W of power. The output voltage of the power supply is approximately

12 V
1.2 V
6 V
120 V

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
A 68 resistor is connected across the terminals of a 3 V battery. The power dissipation of the resistor is

13.2 mW
226 mW
132 mW
22.6 mW

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
Three hundred joules of energy are consumed in 15 s. The power is

20 W
2,000 W
200 W
2 W

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
A 120 resistor must carry a maximum current of 25 mA. Its rating should be at least

480 mW
4.8 W
15 mW
150 mW

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
A 220 resistor dissipates 3 W. The voltage is

25.7 V
2.5 V
73.3 V
257 V

ANSWER DOWNLOAD EXAMIANS APP

Energy and Power
If you used 400 W of power for 30 h, you have used

1.3 kWh
1.2 kWh
13.3 kWh
12 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
↑