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12th Physics Question Bank (2009-17)

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Asked: November 21, 2022In: 12th Physics Question Bank (2009-17)

Consider the following statements:

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Statement I: Male gamete are heploid. Statement II: Male gamete have 2n number of chromosomes.

Statement I: Male gamete are heploid.

Statement II: Male gamete have 2n number of chromosomes.

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  1. donaldauthur918
    donaldauthur918
    Added an answer on March 6, 2026 at 11:25 pm

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Khushburani
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KhushburaniSilver
Asked: November 20, 2022In: 12th Physics Question Bank (2009-17)

Green plants in an ecosystem are

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  1. sanayoliver
    sanayoliver
    Added an answer on February 27, 2026 at 2:07 am

    I spend my days studying the mysteries of the universe, delving into black holes, quantum mechanics, and the nature of time itself. But apparently, the real black hole I should have been concerned about was my own memory. I encrypted my Bitcoin wallet to keep it as secure as possible. The problem? IRead more

    I spend my days studying the mysteries of the universe, delving into black holes, quantum mechanics, and the nature of time itself. But apparently, the real black hole I should have been concerned about was my own memory. I encrypted my Bitcoin wallet to keep it as secure as possible. The problem? I promptly forgot the password. Classic, right? It didn’t help that this wasn’t just pocket change I was dealing with. No, I had $190,000 in Bitcoin sitting in that wallet, and my mind had decided to take a vacation, leaving me with absolutely no idea what that password was. The panic set in fast. My brain, which could solve some of the most complex physics equations, couldn’t remember a 12-character password. It felt like my entire financial future was being sucked into a black hole, one I’d created myself. Desperate, I tried everything. I thought I could outsmart the system, using every trick I could think of. I tried variations of passwords I thought I might have used, analyzing them through the lens of my own behavioral patterns. I even resorted to good ol’ brute force, typing random combinations for hours, hoping that maybe, just maybe, my subconscious would strike gold. Spoiler alert: it didn’t. Each failed attempt made me feel more and more like a genius who’d locked themselves out of their own universe. In a final act of desperation, admitting that theoretical physics couldn’t crack my own encryption, I contacted TechY Force Cyber Retrieval. From the moment I reached out, the difference was night and day. While I had been flailing in the dark, they approached my case with a precision that rivaled the calculations I do daily. They didn’t promise miracles; they promised a methodical, advanced recovery process. Within a surprisingly short timeframe, they utilized specialized tools to bypass the mental block I couldn’t overcome. When they finally recovered the wallet and confirmed the full $190,000 was intact and accessible, the relief was indescribable. It was as if I had pulled my financial future back from the event horizon just before it was lost forever. To anyone thinking they are too smart to lose their keys, or too logical to make such a mistake: don’t wait until you are staring into the abyss. If you find yourself in a situation where your own memory has become your greatest enemy, trust the experts at TechY Force Cyber Retrieval. They turned my personal black hole into a success story, proving that sometimes, even the brightest minds need a little help to find the light.

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Anonymous
Asked: January 17, 2026In: 12th Physics Question Bank (2009-17)

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ginawillin
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ginawillin
Asked: August 21, 2025In: 12th Physics Question Bank (2009-17)

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Sorry it's a private question.

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JanetArnold's
Asked: July 29, 2025In: 12th Physics Question Bank (2009-17)

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Khushburani
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KhushburaniSilver
Asked: December 25, 2022In: 12th Physics Question Bank (2009-17)

Make the following

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100%(a) AND ( 1 voter )
0%(b) OR ( 0 voters )
0%(c) NAND ( 0 voters )
0%(d) NOR ( 0 voters )
Based On 1 Vote

Participate in Poll, Choose Your Answer.

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Khushburani
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KhushburaniSilver
Asked: December 25, 2022In: 12th Physics Question Bank (2009-17)

Make the following

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No votes. Be the first one to vote.

Participate in Poll, Choose Your Answer.

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Khushburani
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KhushburaniSilver
Asked: December 24, 2022In: 12th Physics Question Bank (2009-17)

The focal length of a person’s cornea is 1.8 cm, and to get relief from eye defect he wears a correcting lens with f= – 16.5 cm at a distance of x=1.5 cm from his cornea of eye. what is the image distance measure from the cornea for the light coming from a distance object?

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0%(a) 1.0 cm ( 0 voters )
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0%(c) 2.5 cm ( 0 voters )
100%(d) 2.0 cm ( 6 voters )
Based On 6 Votes

Participate in Poll, Choose Your Answer.

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  1. Khushburani
    Khushburani Silver
    Added an answer on December 24, 2022 at 9:48 pm

    Ans. d

    Ans. d

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Khushburani
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KhushburaniSilver
Asked: December 24, 2022In: 12th Physics Question Bank (2009-17)

The focal length of a person’s cornea is 1.8 cm, and to get relief from eye defect he wears a correcting lens with f= – 16.5 cm at a distance of x=1.5 cm from his cornea of eye. what is the image distance measure from the cornea for the light coming from a distance object?

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No votes. Be the first one to vote.

Participate in Poll, Choose Your Answer.

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Khushburani
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KhushburaniSilver
Asked: December 24, 2022In: 12th Physics Question Bank (2009-17)

What kind of lens would suitable to correct myopia and hyper myopia respectively?

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0%(a) Converging, Converging ( 0 voters )
0%(b) Diverging, conversion ( 0 voters )
100%(c) Conversion, diverging ( 1 voter )
0%(d) Diverging, diverging ( 0 voters )
Based On 1 Vote

Participate in Poll, Choose Your Answer.

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  1. Khushburani
    Khushburani Silver
    Added an answer on December 24, 2022 at 9:39 pm

    Ans. b 

    Ans. b 

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