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questions
List of practice Questions
Select the correct order of classification of Ranatigrina upto genus
KEAM
Biology
Kingdom Animalia
If
$ A= \begin{bmatrix} 3 & 3 & 3 \\ 3 & 3 & 3 \\ 3 & 3 & 3 \\ \end{bmatrix} , $
then
$ {{A}^{4}} $
is equal to
KEAM
Mathematics
Matrices
Which one of the following is an essential amino acid?
KEAM
Chemistry
Biomolecules
Which of the following compounds show optical isomerism? (i)
$cis-[Co(NH_3)_4Cl_2]^+$
(ii)
$trans-[Co(en)_2Cl_2]^+$
(iii)
$cis-[Co(en)_2Cl_2]^+$
(iv)
$[Co(en)_3]^{3+}$
Choose the correct answer codes given below
KEAM
Chemistry
coordination compounds
A biconvex lens of focal length f forms a circular image of radius r of sun in focal plane. Then which option is correct ?
JEE Advanced
Physics
spherical lenses
The velocity
$v$
(in
$cm / s$
) of a particle is given in terms of time
$t$
(in seconds) by the equation,
$v=a t+\frac{b}{t+c}$
The dimensions of
$a, b$
and
$c$
are :
BHU UET
Physics
Dimensional Analysis
Match the following:
List-I
List-n (At STP)
(A)
$10 \, g \, CaCO_3 \xrightarrow [\text{decomposition}]{\Delta}$
(i)
$0.224 \, L \, CO_2$
(B)
$1.06 \, g \, Na_2 CO_3 \xrightarrow{\text{Excess HCl}}$
(ii)
$4.48 \, L \, CO_2$
(C)
$2.4 \, g \, C \xrightarrow [\text{combustion}]{Excess \, O_2}$
(iii)
$0.448 \, L \, CO_2$
(D)
$0.56 \, g \, CO \xrightarrow [\text{combustion}]{\text{Excess} O_2}$
(iv)
$2.24 \, L \, CO_2$
(v)
$22.4 \, L \, CO_2$
The correct match is
BITSAT
Chemistry
Stoichiometry and Stoichiometric Calculations
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