Preetika's chemistry
11) Intensity maximum and minimum| Graph of Intensity vs phase difference| wave optics physics
15:42
Preetika's chemistry
10) Intensity of Bright and Dark Fringes|Wave optics Class12 Physics| Neet| Jee Optics
17:27
Preetika's chemistry
9) Intensity of wave in Interference| Intensity of resultant wave| Wave Optics Class12 Physics
9:59
Preetika's chemistry
8) Amplitude of resultant wave in interference| Wave optics Class12 Physics| Physics Neet, Jee
19:03
Preetika's chemistry
7) Young's Double slit Experiment| Wave Optics Class12 Physics| Optics Class12 Physics| Jee| Neet
21:11
Preetika's chemistry
6) Superposition Principle| Coherent sources, Constructive, Destructive Interference| Wave optics
16:48
Preetika's chemistry
5) Behaviour of a prism, convex, concave mirrors and lenses towards plane Wavefronts|wave optics
22:38
Preetika's chemistry
4) Refraction of plane wave using Huygen's Principle| Wave Optics Class12 Physics|Optics Class12
14:52
Preetika's chemistry
3) Reflection of plane wave using Huygen's Principle| Wave Optics Class12 Physics|Neet, jee Physics
17:07
Preetika's chemistry
63) Convert Chlorobenzene to P-chloroaniline| Important Organic conversions Class12 chemistry
3:10
Preetika's chemistry
62) Convert Benzyl chloride to 2-phenylethanamine| Important Conversions Organic chemistry class12
2:59
Preetika's chemistry
61) Convert Aniline to 2,4,6-Tribromofluoro benzene| Important Organic conversions Class12 chemistry
5:16
Preetika's chemistry
2) Huygens Principle| Wavelets and Wavefronts| Wave Optics Chapter-10 class12 physics|Physics
9:22
Preetika's chemistry
1) Wave Optics| Wavefront| Spherical Wavefront, Cylindrical Wavefront| Plane Wavefront| class12
21:08
Preetika's chemistry
60) Convert Benzoic acid to Aniline| Important Organic conversions Class12 chemistry| Neet, Jee
3:37
Preetika's chemistry
59) Convert Benzene to meta-bromophenol| Important Organic conversions Class12 chemistry
5:22
Preetika's chemistry
58) Convert Nitrobenzene to Benzoic acid| Important Organic conversions Class12 chemistry
4:56
Preetika's chemistry
57) Convert propanoic acid to Ethanoic acid| Important Organic conversions Class12 chemistry
5:18
Preetika's chemistry
56) Conversions Methanamine to Ethanamine| Important Organic conversions Class12 chemistry| Neet
5:36
Preetika's chemistry
55) Convert Nitromethane to Dimethylamine| Important Organic conversions Class12 chemistry
4:04
Preetika's chemistry
54) Convert Ethanoic acid to Propanoic acid| Important Organic conversions Class12 chemistry
4:22
Preetika's chemistry
53) Convert Ethanamine to Methanamine| Important Organic conversions Class12 chemistry
5:54
Preetika's chemistry
47) Astronomical Telescope| Ray optics and optical instruments class12 Physics| Neet| jee physics
26:44
Preetika's chemistry
52) Convert Methanol to Ethanoic acid| Important Organic conversions Class12 chemistry| neet
2:36
Preetika's chemistry
51) Convert Hexanenitrile into 1-aminopentane| Important Organic conversions Class12 chemistry
4:44
Preetika's chemistry
50) Convert Ethanoic Acid into Methanamine| Important Organic conversions Class12 chemistry
3:37
Preetika's chemistry
47) Compound microscope| Optical Instruments| Ray optics and optical instruments class12 Physics
22:40
Preetika's chemistry
49) Convert Benzoic acid to m-nitrobenzylalcohol| Important Organic conversions Class12 chemistry
2:32
Preetika's chemistry
48) Convert Benzaldehyde to alpha-hydroxyphenylaceticacid| Important Organic conversions Chemistry
2:46
Preetika's chemistry
47) Convert Benzaldehyde to 3-phenylpropan-1-ol| Important Organic conversions Class12 chemistry
3:42
Preetika's chemistry
46) Convert bromobenzene to 1-phenylethanol| Important Organic conversions Class12 chemistry
5:00
Preetika's chemistry
46) Simple Microscope| Ray optics and optical instruments class12 Physics| Optics Class12 Physics
23:29
Preetika's chemistry
45) Convert Benzaldehyde to Benzophenone| Important Organic conversions Class12 chemistry
4:26
Preetika's chemistry
44) Convert Benzene to m-nitroacetophenone| Important Organic conversions Class12 chemistry
2:56
Preetika's chemistry
43) Convert Benzene into p-nitrobenzaldehyde| Ray optics and optical instruments class12 Physics|
5:01
Preetika's chemistry
45) Prism Formula| Angle of minimum deviation| Ray optics and optical instruments class12 physics
16:55
Preetika's chemistry
44) Refraction through prism| Angle of deviation| Ray optics and optical instruments class12 Physics
12:33
Preetika's chemistry
42) Convert Benzene to Phenylacetic acid| Important Organic conversions Class12 chemistry| Neet| Jee
5:29
Preetika's chemistry
41) Convert Ethanol to 3-hydroxybutanal| Important Organic conversions Class12 chemistry
6:37
Preetika's chemistry
40) Convert Benzene to p-Nitrobenzoic acid| Important organic Conversions class12 chemistry
3:30
Preetika's chemistry
39) Convert Benzoic acid to Benzaldehyde| Important Organic conversions Class12 chemistry
2:50
Preetika's chemistry
38) Convert Benzene to meta-nitrobenzoic acid| Important organic Conversions class12 chemistry
4:50
Preetika's chemistry
37) Convert Propanone to Propene| Important Organic conversion class12 chemistry
3:28
Preetika's chemistry
36) Convert Benzene to Methylbenzoate| Organic conversions class12 chemistry| Organic chemistry
7:00
Preetika's chemistry
35) Convert Ethanal to But-2-enoic acid| Organic chemistry conversions class12 chemistry| Organic
6:09
Preetika's chemistry
43) Dispersion of Light by prism| Ray optics and optical instruments Class12 Physics| Optics
10:07
Preetika's chemistry
34) Convert Ethanal to But-2-enal| Important Conversions of organic chemistry class12| Organic
3:57
Preetika's chemistry
33) Convert Ethanol to butan-1,3-diol| Important Conversions organic chemistry class12
5:50
Preetika's chemistry
32) Convert Methyl Magnesium Bromide to 2-methylpropan-2-ol| Important Organic chemistry conversions
3:33
Preetika's chemistry
31) Convert Benzyl chloride to Benzyl alcohol| Important Conversions of organic chemistry class12
1:46
Preetika's chemistry
42) Combination of thin Lenses in contact| Ray optics and optical instruments class12 Physics
11:42
Preetika's chemistry
30) Convert Ethyl magnesium chloride to Propan-1-ol| Important Conversions organic Chemistry Class12
4:53
Preetika's chemistry
41) Power of the Lens| Ray optics and optical instruments class12 Physics| Optics Class12 Physics
13:08
Preetika's chemistry
40) Magnification of Lens| Ray optics and optical instruments Class12 Physics| Class12 physics
10:52
Preetika's chemistry
29) Convert Propene to Propan-2-ol| Important Conversions Organic chemistry Class12| Organic
3:05
Preetika's chemistry
28) Convert 1-chlorobutane to n-octane| Organic conversions Class12 chemistry| Class12 organic
2:22
Preetika's chemistry
39) Lens Formula for Concave Lens for Virtual Image| Ray optics and optical instruments class 12
9:23
Preetika's chemistry
38) Lens Formula for Convex Lens for virtual image| Ray optics and optical instruments Class12
9:36
Preetika's chemistry
37) Lens formula for Convex lens having Real Image| Ray optics and optical instruments class12
10:04
Preetika's chemistry
27) Convert But-1-ene to But-2-ene| Organic chemistry conversions Class12| Chemistry Class12
6:23
Preetika's chemistry
26) Convert Bromomethane to Propanone| Conversions Organic chemistry class12| Organic chemistry
4:04
Preetika's chemistry
25) Convert Ethanol into Ethylfluoride| Organic chemistry conversions Class12| Important Conversions
2:24
Preetika's chemistry
36) Lens Maker's Formula for concave Lens| Ray optics and optical instruments class12 Physics|
15:42
Preetika's chemistry
24) Conversion Propene to Propyne| Organic chemistry conversions Class12 chemistry| Organic
3:11
Preetika's chemistry
35) Lens Maker's Formula for Convex Lens| Ray optics and optical instruments class12 Physics|
17:26
Preetika's chemistry
23) Convert Toluene to Benzyl Alcohol|Important Conversions Class12| Organic chemistry class12
2:40
Preetika's chemistry
22) Convert Propene into 1-nitropropane| Conversions Class12 Chemistry| Class12 organic conversions
3:18
Preetika's chemistry
34) Important rules for Lenses| Convex and Concave Lens| Ray optics and optical instruments Class12
8:56
Preetika's chemistry
33) Lens and Types of Lens| Ray Optics and Optical Instruments Class12 Physics| Class12 Physics
6:26
Preetika's chemistry
21) Conversion Ethane to Bromoethene| Organic conversion class12 chemistry| Class12 Chemistry
4:39
Preetika's chemistry
20) Convert Aniline to Phenylisocyanide| Organic chemistry conversions Class12 chemistry
1:32
Preetika's chemistry
32) Refraction from Denser to Rarer medium for Concave spherical surface for Real Image| Ray Optics|
10:27
Preetika's chemistry
31) Refraction from Denser to Rarer medium for Concave spherical surface of Virtual Image| Physics
11:23
Preetika's chemistry
19) Convert Ethanol to But-1-yne| Organic chemistry conversions Class12| Conversions Class12
3:51
Preetika's chemistry
18) Convert Tert-butylbromide to Isobutylbromide| Organic chemistry conversions Class12
3:37
Preetika's chemistry
30) Refraction from Rarer to Denser medium for Concave spherical surfaces for Virtual Image| Physics
13:10
Preetika's chemistry
29) Refraction from Rarer to denser medium for convex spherical surface for virtual Image Class12
12:41
Preetika's chemistry
28) Spherical Refracting surfaces| Refraction from Rarer to denser for convex surface for real image
16:25
Preetika's chemistry
17) Convert Benzene to Biphenyl| Organic chemistry conversions Class12| Neet chemistry| Jee
3:19
Preetika's chemistry
27) Application of Total Internal reflection| Ray Optics and Optical Instruments Class12 Physics
25:19
Preetika's chemistry
16) Convert chloroethane to Butane| Organic chemistry conversions| Organic chemistry class12
2:18
Preetika's chemistry
26) Critical angle and derivation| Ray optics and optical instruments class 12 Physics| Physics
7:57
Preetika's chemistry
25) Total Internal reflection| Ray Optics and Optical Instruments Class12 Physics| Neet, Jee physics
9:46
Preetika's chemistry
15) Convert 2-bromopropane to 1-bromopropane| Conversions Organic chemistry Class12| Neet| jee
3:06
Preetika's chemistry
14) Convert Chlorobenzene to p-nitrophenol| Organic conversions Class12 chemistry| Class12 Chemistry
3:56
Preetika's chemistry
13) Convert Isopropyl Alcohol to Iodoform| Organic chemistry Conversions Class12| Organic chemistry
3:18
Preetika's chemistry
24) Real depth and Apparent depth| Ray optics and optical instruments class 12 Physics|
21:16
Preetika's chemistry
12) Convert 2-chloropropane to 1-propanol| Organic chemistry Conversions Class12| Organic chemistry
4:51
Preetika's chemistry
23) Lateral Displacement/Shift| Ray Optics and Optical Instruments Class12 Physics| Ncert Physics
13:49
Preetika's chemistry
11) Convert But-1-ene to n-butyliodide| Organic chemistry conversions| Class12 Chemistry Conversions
4:01
Preetika's chemistry
22) Refraction through glass slab| Emergent Ray| Ray Optics and Optical Instruments Class12 Physics
12:54
Preetika's chemistry
21) Principle of Reversibility| Ray Optics and Optical Instruments Class12 Physics| Refractive Index
6:55
Preetika's chemistry
Convert Ethylchloride to Propanoic acid| Organic conversions Class12 Chemistry| Organic chemistry
2:30
Preetika's chemistry
Convert 2-methyl-1-propene to 2-chloro-2-methylpropane| Conversions organic chemistry Class12
3:19
Preetika's chemistry
20) Refractive Index and Relative refractive Index| Ray Optics and Optical Instruments Class12
14:24
Preetika's chemistry
19) Refraction of Light| Snell's Law| Ray Optics and Optical Instruments Class12 Physics
18:01
Preetika's chemistry
Convert 2-chlorobutane to 3,4-dimethylhexane| Conversion class12 chemistry| Organic chemistry
3:18
Preetika's chemistry
Convert Aniline to Chlorobenzene| Conversion Organic chemistry Class12| Cbse class 12 chemistry
2:56
Preetika's chemistry
Convert Ethanol to Propanenitrile| Conversion organic chemistry class12| Important Conversions
2:23
Preetika's chemistry
18) Example-9.4| Ray Optics and Optical Instruments Class12 Physics| Ncert solved questions physics
13:37