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সকল বিষয়

টলুইন
বেনজিন
নাইট্রোবেনজিন
বেনজোইক এসিড
মিথেন
বেনজিন
ইথিলিন
অ্যাসিটিলিন
1
2
3
0 ধাপে
1 ধাপে
2 ধাপে
3 ধাপে
-OH
-NH2
-NO2
-CH2
HNO3
HCI
H3PO4
H2SO4
MLT3 1
ML2T-1
ML12-2
M2L2T2
3.5 kgm2
2.5 kgm2
3kgm2
3.6 kgm2
HF
hfc
hf/c
hf/cv
Created: 1 year ago | Updated: 3 days ago
ভূ-পৃষ্ঠের উপরে গেলে g এর মান বাড়ে
পৃথিবীর অভ্ভন্তরে গেলে g এর মান কমে
পৃথিবীর কেন্দ্রে g এর মান সবচেয়ে বেশি
কোনটিই নয়
Ve=gr
Ve=2gr
Ve=gr
Ve=g2r
বৃদ্ধি পায়
হ্রাস পায়
হ্রাস বৃদ্ধি উভয়ই হয়
একই থাকে
পৃষ্ঠটান
সান্দ্রতা
পৃষ্ঠশক্তি
কৌশিকতা
2F0/π
F0/2
πF0 /2
Created: 1 year ago | Updated: 2 weeks ago
1.06 x 10-15J
1.06 x 10-13J
1.06 x 10-17J
1.06 x 10-19J
T12=0.693λ
T12=1/λ
T12=1/λ
T12=0.693/λ0.6931/λ
বেশি
কম
সমান
কোনোটিই নয়
9.45 x 1015m
9.46 x 1016m
9.46 x 1017m
9.46 x 1019m
2.00
2.53
2.43
2.23
Created: 1 year ago | Updated: 1 day ago
জটিল সংখ্যা
ডিগ্রি
বাস্তব সংখ্যা
ফাংশন
2, π/3
2, 4π/3
4π3, 1
-2,2π/3
Created: 1 year ago | Updated: 1 day ago
C!-1n-3
C!-1B+2
Cin+1
Cin-1
Created: 1 year ago | Updated: 4 weeks ago
tanθ
cotθ
-tanϴ
-cotϴ
±57
±17
±75
±7
30°
60°
90°
120°
Created: 1 year ago | Updated: 1 day ago
1
-1
2
Created: 1 year ago | Updated: 2 days ago
logie/x
1/xlnx
-inx/x
-1/inx2
(-1, 1)
(1, -1)
(-1, -1)
(1, 1)
-1
2
3
Created: 1 year ago | Updated: 9 hours ago
1
-1
2
x + 4 <3
x - 4 <3
x +8 <1
x -3 <4
Created: 1 year ago | Updated: 1 day ago
-2
-1
1
2
Created: 1 year ago | Updated: 4 weeks ago
-f (a)
f(a)
1
Created: 1 year ago | Updated: 2 weeks ago
-i2
i2
-2
2
140
২৪০
340
440
Created: 1 year ago | Updated: 4 days ago
- 17
1
π4
17
-π3
π3
-π4
π4
Created: 1 year ago | Updated: 1 week ago
to
from
under
by
Created: 1 year ago | Updated: 1 week ago
for
enough
so
about
Created: 1 year ago | Updated: 5 days ago
of
at
for
by
Created: 1 year ago | Updated: 1 week ago
Much
more
many
some
Created: 1 year ago | Updated: 1 week ago
of
to
over
at
Created: 1 year ago | Updated: 1 week ago
I, you and Mithun are present.
I, you and Mithun is present
You, I and Mithun is present
You, Mithun and I are present
Created: 1 year ago | Updated: 1 week ago
The train is running in time
The train is running on time
The train is running with time
The train is running to time
Created: 1 year ago | Updated: 1 week ago
Four thousand dollars is a fair price for the apartment
Four thousand dollars are a fair price for the apartment
Four thousand dollars and a fair price for the appartment
Four thousand dollars are fair price
Created: 1 year ago | Updated: 1 week ago
Every Bangladeshi ought to love their country
Every Bangladeshi has ought to love their country
Every Bangladeshi ought to loving his country
Every Bangladeshi ought to love his country
Created: 1 year ago | Updated: 1 week ago
Child needs milk
Child need milk
A child needs milk
A children needs milk
Created: 1 year ago | Updated: 1 week ago
This is fact
This is of fact
This is a fact
This is so fact
Created: 1 year ago | Updated: 1 week ago
Transparent
dull
clear
good
Created: 1 year ago | Updated: 1 week ago
introduction
Begining
preface
forward
Created: 1 year ago | Updated: 1 week ago
Opening
Burcase
Censor
Pamphlet
Created: 1 year ago | Updated: 3 days ago
Begin
Inaugurate
Initiate
Terminate
Created: 1 year ago | Updated: 1 week ago
static
Mobile
Immobile
Standing
Created: 1 year ago | Updated: 1 day ago
Vacancy
Vaconcy
Vacuncy
Vaccacy
Created: 1 year ago | Updated: 1 week ago
Psychology
Sycology
Sichology
Sychology
All but Nursin passed in the examination
Everybody except Nursin passed the exam
None but Nursin passed the examination
Nursin failed but everybody passed the exam
Created: 1 year ago | Updated: 1 week ago
Tell a lie is a sin
To tell a lie is a sin
To tell a lie is a great sin
To tell a lie is a large sin
I also had a part of our freedom fighting
I also took part in our freedom fighting
I also had taken a part of freedom fighting
I also was a part of freedom fighting
Created: 1 year ago | Updated: 1 week ago
does make
makes
was make
made
বিটা রশ্মি
আলফা রশ্মি
গামা রশ্মি
উপরের কোনটিই নয়
Created: 1 year ago | Updated: 4 days ago
10-10 মিটার
10-7 মিটার
10-6 মিটার
10-3 মিটার
64.22 মিটার
61.22 সে.মি
61.22 মিটার
68.22মি
80 ডিবি
100ডিবি
45ডিবি
60ডিবি
টর্ক
টক
টট
কট
সে.মি
ডাইঅপটার
ডাইঅপটার/ সেমি
কোনটিই নয়
530 ওয়াট
520 ওয়াট
500 ওয়াট
539 ওয়াট
ভোল্টমিটার
ভোল্টামিটার
অ্যামিটার
কোনোটিই নয়
1ম সূত্রের
2য় সূত্রের
4র্থ সূত্রের
3×108 m/sec
3×106m/sec
00 m/sec
3×103m/sec
LT-2
LT2
L2T2
LT-1