Play any contest

Play more and learn more. Each contest will give you sound of knowledge in particular subject.

<< Back to Quiz list
Inventions of Different Materials

About the Instrumental Inventions

Inventions of Different Materials
  • 1 of 5:

    Who invented th air conditioner?

  • A) Willis Carrier
  • B) Dr.William Reich
  • C) Georges Claude
  • loading


Login & and play to get
Free Mobile Recharge.

VijayaRs.3544 min ago
Vishal GuptaRs.1058 min ago
VARUN GANDHIRs.451 hour 3 min ago
Lover30Rs.101 hour 9 min ago
Lover30Rs.201 hour 17 min ago

Live Free Recharges

Free Recharge image
loginsignup
Flipkart Big Billion Days sale