1
JEE Main 2021 (Online) 26th February Morning Shift
Numerical
+4
-1
Out of Syllabus
Change Language
A certain gas obeys P(Vm $$-$$ b) = RT. The value of $${\left( {{{\partial Z} \over {\partial P}}} \right)_T}$$ is $${{xb} \over {RT}}$$. The value of x is _________. (Integer answer) (Z : compressibility factor)
Your input ____
2
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The maximum value of the term independent of 't' in the expansion
of $${\left( {t{x^{{1 \over 5}}} + {{{{(1 - x)}^{{1 \over {10}}}}} \over t}} \right)^{10}}$$ where x$$\in$$(0, 1) is :
A
$${{10!} \over {\sqrt 3 {{(5!)}^2}}}$$
B
$${{2.10!} \over {3\sqrt 3 {{(5!)}^2}}}$$
C
$${{10!} \over {3{{(5!)}^2}}}$$
D
$${{2.10!} \over {3{{(5!)}^2}}}$$
3
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The value of $$\mathop {\lim }\limits_{h \to 0} 2\left\{ {{{\sqrt 3 \sin \left( {{\pi \over 6} + h} \right) - \cos \left( {{\pi \over 6} + h} \right)} \over {\sqrt 3 h\left( {\sqrt 3 \cosh - \sinh } \right)}}} \right\}$$ is :
A
$${4 \over 3}$$
B
$${2 \over 3}$$
C
$${3 \over 4}$$
D
$${2 \over {\sqrt 3 }}$$
4
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Let A be a symmetric matrix of order 2 with integer entries. If the sum of the diagonal elements of A2 is 1, then the possible number of such matrices is :
A
6
B
4
C
1
D
12
JEE Main Papers
2023
2021
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12