1
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Change Language
If $f(x)+2 f\left(\frac{1}{x}\right)=3 x, x \neq 0$, and $\mathrm{S}=\{x \in \mathbf{R}: f(x)=f(-x)\}$; then $\mathrm{S}:$
A
is an empty set.
B
contains exactly one element.
C
contains exactly two elements.
D
contains more than two elements.
2
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify the semiconductor devices whose characteristics are given below, in the order $$(a), (b), (c), (d)$$ :

JEE Main 2016 (Offline) Physics - Semiconductor Question 189 English
A
Simple diode, Zener diode, Solar cell, Light dependent resistance
B
Zener diode, Simple diode, Light dependent resistance, Solar cell
C
Solar cell, Light dependent resistance, Zener diode, simple diode
D
Zener diode, Solar cell, simple diode, Light dependent resistance
3
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Change Language
If $$a, b, c, d$$ are inputs to a gate and $$x$$ is its output, then, as per the following time graph, the gate is :

JEE Main 2016 (Offline) Physics - Semiconductor Question 190 English
A
$$OR$$
B
$$NAND$$
C
$$NOT$$
D
$$AND$$
4
JEE Main 2016 (Offline)
MCQ (Single Correct Answer)
+4
-1
Change Language
Radiation of wavelength $$\lambda ,$$ is incident on a photocell. The fastest emitted electron has speed $$v.$$ If the wavelength is changed to $${{3\lambda } \over 4},$$ the speed of the fastest emitted electron will be:
A
$$ = v{\left( {{4 \over 3}} \right)^{{1 \over 2}}}$$
B
$$ = v{\left( {{3 \over 4}} \right)^{{1 \over 2}}}$$
C
$$ > v{\left( {{4 \over 3}} \right)^{{1 \over 2}}}$$
D
$$ < v{\left( {{4 \over 3}} \right)^{{1 \over 2}}}$$
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