720

120

6

600

480

${\rm A}\text{'}\cap {\rm B}$

${\rm A}\cap {\rm B}\text{'}$

${\rm A}\cup {\rm B}\text{'}$

${\rm A}\text{'}\cup {\rm B}$

${\rm A}\text{'}\cup {\rm B}\text{'}$

0

1

$\sqrt{2}$

2i

$\sqrt{2i}$

-3

2

$\frac{13}{4}$

1

-2

1

$\omega$

${\omega }^2$

0

-1

1

205

35

385

40

24/5 miles/hour

12/5 miles/hour

24/11 miles/hour

12/11 miles/hour

24/7 miles/hour

$-\frac{x}{2}$

$\frac{2}{x}$

$-\frac{2}{x}$

$\frac{x}{2}$

$\frac{1}{2x}$

$e^{{\cos }^{-1} x}+c$

$e^{{\sin }^{-1} x}$

$e^{{\sin }^{-1} x}+c$

$e^{{\cos }^{-1} x}$

$e^{\log \sqrt{1-x^2}}+c$

$\frac{\mathrm{\pi }}{4}$

$\frac{\mathrm{\pi }}{5}$

$\frac{{\displaystyle \mathrm{\pi }}}{{\displaystyle 6}}$

$\frac{{\displaystyle \mathrm{\pi }}}{{\displaystyle 12}}$

$\frac{{\displaystyle \mathrm{\pi }}}{{\displaystyle 3}}$

$p^2-q^2$

$p^2-q^2$

$4\left(p^2-q^2\right)$

$\frac{p^2-q^2}{4}$

$\frac{p^2+q^2}{4}$

$\pm \frac{1}{\sqrt{1+co{t}^2 \theta }}$

$\frac{1}{\sqrt{2+co{t}^2 \theta }}$

$\frac{1}{\sqrt{1+co{t}^2 \theta }}$

$\pm \frac{1}{\sqrt{1-co{t}^2 \theta }}$

$\frac{1}{\sqrt{2-co{t}^2 \theta }}$

$\sqrt{2}\cos 18°$

$-\sqrt{2}\cos 18°$

$\frac{1}{\sqrt{2}}\sin 18°$

$-\frac{1}{\sqrt{2}}\sin 18°$

$\sin 18°$

$\frac{2}{\sqrt{3}}$

$\frac{1}{\sqrt{3}}$

$\frac{5}{\sqrt{3}}$

$-\frac{2}{\sqrt{3}}$

$-\frac{1}{\sqrt{3}}$

4. 9m

9.8 m

19.6 m

29.4 m

6.6 m

$60°$

$120°$

$90°$

$150°$

$30°$

x + 2y - 7 = 0

x + 2y + 7 = 0

x - 2y - 7 = 0

x – 2y + 7 = 0

- x - 2y + 7 = 0

$\pi$

${\pi }^2/2$

1

$\pi /2$

2

0.6

0.4

0.8

0.5

0.75

$60°,60°and 240°$

$90°,90°and 180°$

$120°,120°and 120°$

$150°,150°and 160°$

$45°,45°and 270°$

$\sqrt{32}sq.unit$

$\sqrt{81}sq.unit$

$\sqrt{72}sq.unit$

$\sqrt{98}sq.unit$

$\sqrt{50}sq.unit$

$15 m/se{c}^2$

$20 m/se{c}^2$

$10 m/se{c}^2$

$30 m/se{c}^2$

$5m/se{c}^2$

50 m/s

60 m/s

0 m/s

10 m/s

9.8 m/s

$30°$

$45°$

$90°$

$0°$

$180°$

$4 m/s$

$4000 m/s$

$40 m/s$

$4 cm/s$

$400 m/s$

4.24 sec

4.54 sec

5.54 sec

5.0 sec

5.24 sec

0.010 mm

0.020 mm

0.025 mm

0.100 mm

0.040 mm

$0°$

$-40°$

$32°$

$100°$

$273°$

77%

35%

66%

27%

30%

$ML{T}^{-1}$

$ML{T}^{-1}T$

$ML{T}^{-1}{T}^{-1}$

$ML{T}^{-2}$

$ML T^{-2}$

reflection (প্রতিফলন)

transport (প্রতিসরণ)

interference (ব্যতিচার)

diffraction (অপবর্তন)

polarization (সমবর্তন)

$m=1+\frac{D}{F}$

$m=\frac{V_0}{U_0}\left(1+\frac{D}{f_e}\right)$

$m=f_0\left(\frac{1}{D}+\frac{1}{f_e}\right)$

$m=\frac{1}{f_0}\left(\frac{1}{D}+\frac{1}{f_e}\right)$

$m=\frac{U_0}{V_0}\left(1+\frac{D}{f_e}\right)$

অবাস্তব, খাড়া

অবাস্তব, উল্টো

বাস্তব, খাড়া

বাস্তব, উল্টো

কোনটিই নয়

Gamma ray ( গামা রশ্মি)

Ultraviolet (অতি বেগুনী)

Ultrasonic (অতি শব্দিক)

Microwave (হ্রস্ব তরঙ্গ)

Infra-red (অবলােহিত)

1:2

1:4

2:1

4:1

3:1

10 A

100 A

22 A

48.4 A

220 A

22 KV

44 KV

440 V

440 KV

220 V

$9 \Omega$

$81 \Omega$

$72 \Omega$

$243 \Omega$

$27 \Omega$

Rectifier

Thermistor

Capacitor

Transformer

Transistor

$9\times {10}^{16}J$

$9\times {10}^{19}J$

$3\times {10}^{18}J$

$4.5\times {10}^{19}J$

$3\times {10}^{19}J$

$7.35\times {10}^{19}J$

$6.95\times {10}^{19}J$

$7.95\times {10}^{-19}J$

$6.45\times {10}^{19}J$

$8.05\times {10}^{19}J$

22.4

$3.719\times {10}^{-23}$

0.8

$6.023\times {10}^{23}$

1.6

0.000279

0.000139

0.000093

0.000419

0.000559

হ্রাস পায়

বৃদ্ধি পায়

স্থির থাকে

হ্রাস বৃদ্ধি উভয়টি ঘটে

উপরের কোনটিই ঘটে না

2177.47 MeV

544.36 MeV

1.1688 MeV

10.88 MeV

1088.73 MeV

$1.25 c{m}^3$

$4.0 c{m}^3$

$2.50 c{m}^3$

$10.0 c{m}^3$

$1.25 c{m}^2$

96500C

$6.023\times {10}^{23}C$

$1.6\times {10}^{-19}C$

$1.0\times {10}^{-9}C$

$6.023\times {10}^{-23}C$

ZnO

$A{1}_2{O}_3$

FeO

CuO

$Mn{O}_4$

14.37 gm

7.12 gm

55.46 gm

143.77 gm

150.25 gm

60.9

1.82

13.12

1.21

12.18

$\alpha - sulphur$

$\beta - sulphur$

$\gamma - sulphur$

$\delta - sulphur$

$\chi - sulphur$

5700

4700

6700

7700

3700

42.3 KPa

40.50 KPa

34.46 KPa

35.40 KPa

38.80 KPa

$E=E°-\frac{0.0591}{n}\log C$

$E=E°-\frac{0.025}{n}\log C$

$E=E°-\frac{RT}{nF}\log C$

$E=E°-\frac{0.061}{n}\log C$

$E=E°-\frac{0.1182}{n}\log C$

Toulunie

Propyl benzoic acid

Propyl benzene

Benzoic acid

Benzyle chloride

109.5°

180°

90°

120°

190°

0.014

0.954

0.140

0.986

0.47

ইথেন

মিথেন

অকটেন

প্রােপেন

বিউটেন

$C_3{H}_{9}N$

$C{H}_{3}N$

$C_9{H}_{27}{N}_3$

$C_6{H}_{18}{N}_2$

$C_9{H}_{27}N$

4500.00 yrs

3985.00 yrs

4000.00 yrs

4128.58 yrs

412.85 yrs

Let your health is taken care of

Let your health be taken care

Let your health be taken care of

Let be taken care of your health

Your health be taken care of

He said to me that thank you

He said to me thank

He said to me that thanked you

He had thanked me

He thanked me

incorrect

simple

biased

vague

dull

enhance

atone

renovate

move forward

join together

climatic

climatical

climactic

climacteric

climaxic

I met a man who is a teacher

I, you and he are friends

l, you and he are guilty

They love one another

I myself went there

abstract noun

material noun

common noun

collective noun

noun of multitude

Impersonal verb

factitive verb

copulative verb

causative verb

prepositional verb

subject of verb

object of verb

complement of verb

case in apposion

None

heads

follow

sections

is

notes