MCQ
In a single slit diffraction experiment, first minimum for a light of wavelength 480 nm coincides with the first maximum of another wavelength `lambda.` Then `lambda'` is ____________.
- ✓3200 Å
- B4800 Å
- C5200 Å
- D2400 Å
✓
Answer
Correct option: A.
3200 Å
A
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
All are symptoms associated with typhoid, EXCEPT
When certain metal surface is illuminated with a light of wavelength $A_{.}$, the stopping potential is $V$, When the same surface is illuminated by light of wavelength $2 \lambda$, the stopping potential is $\left(\frac{ V }{3}\right)$. The threshold wavelength for the surface is
→Identify the strongest oxidising agent.
$
\left[\begin{array}{ll}
& Na ^{+}+ e ^{-} \longrightarrow Na \\
E ^0=-2.714 V & \\
E ^0=+1.200 V & Pt ^{2+}+2 e ^{-} \longrightarrow Pt \\
; E ^0=+0.535 V & \\
& I _2+2 e ^{-} \longrightarrow 2 I ^{-} \\
;{ }^0=-0.280 V & Co ^{2+}+2 e ^{-} \longrightarrow Co
\end{array}\right.
$
→$
\left[\begin{array}{ll}
& Na ^{+}+ e ^{-} \longrightarrow Na \\
E ^0=-2.714 V & \\
E ^0=+1.200 V & Pt ^{2+}+2 e ^{-} \longrightarrow Pt \\
; E ^0=+0.535 V & \\
& I _2+2 e ^{-} \longrightarrow 2 I ^{-} \\
;{ }^0=-0.280 V & Co ^{2+}+2 e ^{-} \longrightarrow Co
\end{array}\right.
$
Which of the following is TRUE with respect to the genes which inherit together during crossing over?
If $x=\sqrt{a^{\sin ^{-1} t}}, y=\sqrt{a^{\cos ^{-1} t}}$, then $\frac{d y}{d x}=$
→If `bar"a"` makes an acute angle with `bar"b", bar"r"*bar"a"` = 0 and `bar"r"xx bar"b" = bar"c" xx bar"b"`, then `bar"r"` = ______.
Consider the junction diode as ideal. The value of current flowing through AB is ______.
`int_0^2 1/sqrt(4 - x^2)dx` = ______
Relative permeability of nickel is 550, then its magnetic susceptibility will be ____________.
During the electrolysis of aqueous sodium chloride the product obtained at anode is $.........$
→