Remember
Register
You can also earn money by answering questions on this site
Find out the details
Unanswered
Categories
Users
Ask a Question
Medicine Dictionary
Study Zone
Categories
All categories
English
(13,813)
Bangla
(40,549)
সাধারণ
(19,385)
কৃষি চাষাবাদ ও বাগান
(148)
নামের অর্থ
(826)
শিক্ষা ও শিক্ষা প্রতিষ্ঠান
(1,251)
শব্দের অর্থ Dictionary
(3,461)
স্বাস্থ্য ও চিকিৎসা
(735)
যৌন জিজ্ঞাসা
(198)
সিমের অফার
(232)
সাধারণ জ্ঞান
(7,488)
তথ্য প্রযুক্তি
(590)
সামাজিক যোগাযোগ মাধ্যম
(274)
ওয়েব ডেভেলপমেন্ট ও ডিজাইন
(153)
বিজ্ঞান
(1,764)
মোবাইল ও কম্পিউটার
(333)
Mobile Phone Review
(63)
Product Review
(58)
ধর্ম ও আধ্যাত্মিক বিশ্বাস
(1,697)
আউটসোর্সিং ও ক্যারিয়ার
(206)
ভ্রমন বিষয়ক জিজ্ঞাসা
(131)
বাস ট্রেন ও যানবাহনের তথ্য
(93)
আবাসিক হোটেল তথ্য
(808)
খেলাধুলা
(45)
ব্যাংক বিষয়ক প্রশ্ন
(311)
প্রেম-ভালোবাসা
(39)
নিত্য ঝুট ঝামেলা
(148)
Hindi
(443)
বিভিন্ন পরীক্ষার প্রশ্নপত্র ও উত্তর
(628)
Ekbd News updates
(83)
অনুরোধ/ অভিযোগ/ মতামত বক্স
(225)
Sister Links: --
Nishiddho
--
BDLove24
--
Cerapatabd
....
Who invented light bulb?
47
views
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
Please
log in
or
register
to add a comment.
Your answer
Take a look at the rules carefully :
1. Write the answer in detail. If you write detailed answer, Best Answer will be selected & You will receive bonus points as a gift.
2. Refrain from answering incorrectly.
3. Don't give repeat correct Answer.
4. 10 points will be deducted for each wrong/repeat answer. All your answers will be checked before payment. So be careful.
N.B: If you do not follow the rules, it will be difficult to get payment
Your name to display (optional):
Email me at this address if my answer is selected or commented on:
Email me if my answer is selected or commented on
Privacy: Your email address will only be used for sending these notifications.
1
Answer
0
like
0
dislike
Who invented the first light bulb and when?
In 1878, Thomas Edison began serious research into developing a practical incandescent lamp and on October 14, 1878, Edison filed his first patent application for "Improvement In Electric Lights".
answered
Nov 19, 2022
by
Ayesha Akter
Earnings: 1.18 Usd
(
1,003
points)
Please
log in
or
register
to add a comment.
Related questions
1
answer
Who invented the Red Light Bulb?
asked
Jun 17, 2021
in
General Question
by
anonymous
1
answer
Who invented mathematics?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented mail system?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented wrist watch?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented wall clock?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented schooling?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented democratic system?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented modern laptops?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented mobile phone?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
1
answer
Who invented television?
asked
Mar 25, 2021
in
বিজ্ঞান
by
parasite
Earnings : 0.11 Usd
(
99
points)
--
Payment Method & Thresholds
--
Referral Program
--
Help
--
--
FAQ
---
Terms
--
DMCA
---
Contact Us
--
Language Version--
English
--
Bengali
---
Hindi
---
...
