RadioActivity | Part 02 | Alpha | Beta | Gama Ray | আলফা বিটা গামা- ভেদন ক্ষমতা,তরঙ্গ দৈর্ঘ্য, ভর

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▶রেডিও এক্টিভিটি part- 01, Isotope, isobar,isotone: • Radioactivity | Part 0...
▶তরলের চাপ, পাসকেল থিওরি : • Railway Group D/NTPC G...
জৈব রসায়ন (বেনজিন/ ইথেন /প্রোপেন)
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🔥➡আলোর অধ্যায় সব ভিডিও: • রেলওয়ে ফিজিকস 0.1
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🔥➡ সব কেমিস্ট্রি ক্লাস: • রেলওয়ে কেমিস্ট্রি 0.1
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,
Alpha beta gama ray emmission,
Necrt general science, railway group d general science, rrb ntpc general science,general science mcq, all railway exam special general science,rrb ntpc,rrb group d,

[@WBExamPortal]

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[@bijoybhowmick2806]

Dada note gulo likhar jonno Kon app ta use korechen bolun?

[@WBExamPortal]

@@bijoybhowmick2806 writing pad use kori with digital pen

[@BejMalobika1994]

Sir important bisoy gulo apni ato easily bujhiye den je ar kono somosya hoy na ...best teachar... thank you very much...

[@Rohon_89]

Sir you are great. Apnar charone ei adhom chatrer sato sahosro koti pronam. Apnar sanniddho pelam derite.

[@WBExamPortal]

Sobai soman..keu kom noy..only aktu Guidance darkar hoy..... God sobai k soman diyechen... ami tumi sobai saman....dont worry....

[@Rohon_89]

@@WBExamPortal thank you sir

[@sharmisthasinha9079]

Sir pronam naben, sir abhabae chapter wise math r reasoning class Koran. Sir amra aponar satha a6i sir.

[@sukantasharma9483]

Je je DEKHBE SABAI LIKE kro......

[@sumanta1443]

Sir u are my best teacher

[@-----biswajit-----8327]

❤❤❤🎉🎉🎉

[@akashmahato5793]

Outstanding class in Bengali .WB portal is no 1 science channel of west bengal

[@pabitradebnath406]

Sir Crnt Afrs ta kmn vbe porbo ak2 bole din ato ca modhhe

[@sumanm9973]

Thankyou sir

[@parimalsarkar847]

Thanks sir

[@prodipchakraborty7779]

Sir Isomer ta dilen na to . Ota tara tari din plz

[@rokeyaparvin612]

Vaiya kon rossir kon kaz jmn jama alfa agulor serial kore kal ker moddhe akta vdo den krn ru te exam 2din por

[@atanukumardebnath3236]

Osadharon class🤗🤗👌👌

[@rajumali8293]

Thanks you sir 👍👍👍👍

[@sujitdas438]

Sir apnader Moto helpful teacher ache bole amder government job korar utsaho bare thanks sir

[@soudiptabiswas2611]

Sir video long holeo kno bpr na, apni apnar moto kore poran

[@souravpandit1284]

Sir group d exam kobe

[@rahul..pal12345]

অসাধারণ

[@pabitrahalder8507]

Sir,apnar class a nation ki6u sekhi.

[@aim6694]

tnq sir

[@sumansaha9985]

khub valo

[@sushantamishra385]

Sir group d the 3 Gun Naki 3/2 Gun pass karbe ektu balle valo hato

[@subhojitbiswas9721]

Thank u sir..sir bol6i Gama ray er sapped sob cheya besi r akta Ki sob cheya khoti kor??

[@rathinbarui8857]

Sir periodic table এর উপর বাকি ক্লাস গুলি কবে দেবেন? প্রথম 50 টি এলিমেন্টস মনে রাখার সহজ উপায় বলে দেবেন বলেছিলেন। সেটা কবে আসবে। ডব্লিউবিসিএস পোর্টালে এগুলি তো করিয়েছিলেন। এবার এই ক্লাস গুলি একটু প্রোভাইড করার চেষ্টা করুন না। আমরা বড় আশায় রয়েছি।

[@mahaburmondal1878]

Sir aktu comon mcq deben practical class er por.. apnar class khub valo hoi.. Sir..

[@ourdream9393]

Nicee

[@probinmondal4924]

Dada wbcs protal a railway j math gulo age koria chilen oi vedio gulo please please 🙏🙏🙏abar uploaded korun khub khub help full hobo tahole

[@suvendudas3798]

Sir apnadar kono paid online coching center a6a ami porbo thahola. Pls janaban

[@WBExamPortal]

Na amr kono coaching centre nei j..

[@ourdream9393]

Railways fee otarr link kobee diloo ,,,kivbabee dekbooo

[@saraswatidas9389]

Complex tissue and simple tissue niye ekta class din sir please

[@monerkotha1329]

Sir please periodic table er baki part ta din. Amar oi part ta khub dorkar.

[@rajumali8293]

Biology class gulo chaliye jan

[@shyamsundarbera9303]

Sir biology class gulo please krn..... exam khub smn....

[@souravpandit1284]

Group d exam kobe jano plz janaben

[@souravpandit1284]

@@sukantasharma9483 kichu baki acche

[@dineshbaroy9372]

Ki

[@pabitrahalder8507]

Sir,apne rail a ex neya ki6u bole6len,Ami bujta parlam na,parer video ta clear kore bolla valo hay.valo thakben,sanga a6e.

[@skshahadathossein2845]

আপানাদের চ্যানেলটি যে জ্ঞানের ভান্ডার ।,, তা আর বলার অপেক্ষা রাখে না ।

[@subhamitabanerjee1618]

No baje comment sir ra po6ur sahajo kore student dar valo na lagle dakis na.

[@SVK1993]

অতুলনীয় ক্লাস 🙏

[@rahuldebnath1753]

reasoning class din

[@bipadtaransinghamahapatra9975]

Sir akhan thaka McQ koran

[@bijoybiswas1405]

`3 idiot `- cenemar diolog ta mone pore galo sir. ( TUHI GREAT HO JAHAPANA ). I M SPEECHLESS SIR

[@sekharsarkar6166]

Sir ntpc math koran r gi koran। Pls sir na hole hobe na ki sir

[@sekharsarkar6166]

Pls aisob bad din r math r gi koran pls help me। Sobai sir k bolo

[@WBExamPortal]

Railway te ei gulo porbe..eta ncert theke neoya.gi apni je kono boi te peye jaben but ei gulo kothao paben na ncerf chara... Gi & math o korabo

[@shyamsundarbera9303]

Sir railway pass krr jono...jegulo Porte hbe...sei sob video please continue diye jan...

[@shyamsundarbera9303]

R sir railway exam Kobe start hote pare... please bolben...?????

[@WBExamPortal]

@@shyamsundarbera9303 april er por

[@mdjiaulkhan7128]

Sir থোরিয়াম 90 হবে

[@WBExamPortal]

Ha 90 e to bolechi... Thorium er atomic no is 90

[@dipankar747]

অসাধারণ ক্লাস দাদা