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https://youtu.be/nQlUjSwR_uc
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https://www.youtube.com/watch?v=Ccy-EFNMDkQ
https://www.youtube.com/watch?v=Ccy-EFNMDkQ
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Threshold wavelength for metal with work function 4.5 eV is:
Anonymous Quiz
59%
2750 ā«
25%
3000 ā«
6%
3560 ā«
9%
4750 ā«
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Kamyabi Batch ne kaise banayi preparation easy?
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https://youtu.be/VRTftONEaCg
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Forwarded from Vidya NEET Adda247 (Rohit Gupta)
Primary current drawn by ideal transformer stepping down 220V to 22V for 220Ī© device?
Anonymous Quiz
33%
0.01 A
45%
0.1 A
15%
1 A
6%
10 A
Forwarded from Vidya NEET Adda247 (Rohit Gupta)
Forwarded from Vidya NEET Adda247 (Rohit Gupta)
A boy starts from rest and covers 320 m in 4 s with uniform acceleration. Velocity at t = 10 s?
Anonymous Quiz
19%
200 m/s
37%
40 m/s
44%
400 m/s
0%
20 m/s
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Forwarded from Vidya NEET Adda247 (Rohit Gupta)
Drift velocity v_d varies with electric field E as:
Anonymous Quiz
48%
v_d ā E
35%
v_d ā 1/E
15%
v_d = constant
2%
v_d ā EĀ²
Binding energy of helium nucleus (mass = 4.0015 amu) if m_p = 1.0073 amu, m_n = 1.0087 amu?
Anonymous Quiz
42%
28.4 MeV
39%
20.8 MeV
14%
27.3 MeV
6%
14.2 MeV